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26920261120 = 295311272671
BaseRepresentation
bin11001000100100100…
…101001011000000000
32120111010012221212011
4121010210221120000
5420113041323440
620211134342304
71642052305204
oct310444513000
976433187764
1026920261120
1110464870695
12527365a994
1327003122bc
141435406b04
15a785839ea
hex644929600

26920261120 has 160 divisors (see below), whose sum is σ = 67177414656. Its totient is φ = 10334822400.

The previous prime is 26920261103. The next prime is 26920261127. The reversal of 26920261120 is 2116202962.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26920261127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10077385 + ... + 10080055.

Almost surely, 226920261120 is an apocalyptic number.

26920261120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26920261120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33588707328).

26920261120 is an abundant number, since it is smaller than the sum of its proper divisors (40257153536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26920261120 is a wasteful number, since it uses less digits than its factorization.

26920261120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852 (or 2836 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 26920261120 in words is "twenty-six billion, nine hundred twenty million, two hundred sixty-one thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 64 80 124 127 128 155 160 248 254 256 310 320 496 508 512 620 635 640 992 1016 1240 1270 1280 1984 2032 2480 2540 2560 2671 3937 3968 4064 4960 5080 5342 7874 7936 8128 9920 10160 10684 13355 15748 15872 16256 19685 19840 20320 21368 26710 31496 32512 39370 39680 40640 42736 53420 62992 65024 78740 79360 81280 82801 85472 106840 125984 157480 162560 165602 170944 213680 251968 314960 325120 331204 339217 341888 414005 427360 503936 629920 662408 678434 683776 828010 854720 1007872 1259840 1324816 1356868 1367552 1656020 1696085 1709440 2015744 2519680 2649632 2713736 3312040 3392170 3418880 5039360 5299264 5427472 6624080 6784340 6837760 10078720 10515727 10598528 10854944 13248160 13568680 21031454 21197056 21709888 26496320 27137360 42062908 42394112 43419776 52578635 52992640 54274720 84125816 86839552 105157270 105985280 108549440 168251632 173679104 210314540 211970560 217098880 336503264 420629080 434197760 673006528 841258160 868395520 1346013056 1682516320 2692026112 3365032640 5384052224 6730065280 13460130560 26920261120