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2255733141880 = 235197503956809
BaseRepresentation
bin100000110100110100001…
…011000011000101111000
321222122102220212111020111
4200310310023003011320
5243424220141020010
64444134113434104
7321654112226131
oct40646413030570
97878386774214
102255733141880
1179a718608419
1230521456b934
1313493a3262ba
147b26c886c88
153da242ba58a
hex20d342c3178

2255733141880 has 64 divisors (see below), whose sum is σ = 5102265168000. Its totient is φ = 897519135744.

The previous prime is 2255733141877. The next prime is 2255733141887. The reversal of 2255733141880 is 881413375522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255733141887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39678916 + ... + 39735724.

It is an arithmetic number, because the mean of its divisors is an integer number (79722893250).

Almost surely, 22255733141880 is an apocalyptic number.

2255733141880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2255733141880 is an abundant number, since it is smaller than the sum of its proper divisors (2846532026120).

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

2255733141880 is a wasteful number, since it uses less digits than its factorization.

2255733141880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62056 (or 62052 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 2255733141880 in words is "two trillion, two hundred fifty-five billion, seven hundred thirty-three million, one hundred forty-one thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 197 394 788 985 1576 1970 3940 5039 7880 10078 20156 25195 40312 50390 56809 100780 113618 201560 227236 284045 454472 568090 992683 1136180 1985366 2272360 3970732 4963415 7941464 9926830 11191373 19853660 22382746 39707320 44765492 55956865 89530984 111913730 223827460 286260551 447654920 572521102 1145042204 1431302755 2290084408 2862605510 5725211020 11450422040 56393328547 112786657094 225573314188 281966642735 451146628376 563933285470 1127866570940 2255733141880