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26213093480 = 2357594213769
BaseRepresentation
bin11000011010011011…
…000001000001101000
32111122211120010020002
4120122123001001220
5412141022442410
620013033322132
71615404422030
oct303233010150
974584503202
1026213093480
1110131676122
1250b6866348
132619963602
1413a95248c0
15a364477a5
hex61a6c1068

26213093480 has 128 divisors (see below), whose sum is σ = 68728608000. Its totient is φ = 8811694080.

The previous prime is 26213093461. The next prime is 26213093507. The reversal of 26213093480 is 8439031262.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6953036 + ... + 6956804.

It is an arithmetic number, because the mean of its divisors is an integer number (536942250).

Almost surely, 226213093480 is an apocalyptic number.

26213093480 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 26213093480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34364304000).

26213093480 is an abundant number, since it is smaller than the sum of its proper divisors (42515514520).

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

26213093480 is a wasteful number, since it uses less digits than its factorization.

26213093480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267 (or 4263 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 26213093480 in words is "twenty-six billion, two hundred thirteen million, ninety-three thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 59 70 118 140 236 280 295 413 421 472 590 826 842 1180 1652 1684 2065 2105 2360 2947 3304 3368 3769 4130 4210 5894 7538 8260 8420 11788 14735 15076 16520 16840 18845 23576 24839 26383 29470 30152 37690 49678 52766 58940 75380 99356 105532 117880 124195 131915 150760 173873 198712 211064 222371 248390 263830 347746 444742 496780 527660 695492 869365 889484 993560 1055320 1111855 1390984 1556597 1586749 1738730 1778968 2223710 3113194 3173498 3477460 4447420 6226388 6346996 6954920 7782985 7933745 8894840 11107243 12452776 12693992 15565970 15867490 22214486 31131940 31734980 44428972 55536215 62263880 63469960 88857944 93618191 111072430 187236382 222144860 374472764 444289720 468090955 655327337 748945528 936181910 1310654674 1872363820 2621309348 3276636685 3744727640 5242618696 6553273370 13106546740 26213093480