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55570113192 = 23311283743791
BaseRepresentation
bin110011110000001111…
…001010001010101000
312022102202222020110110
4303300033022022220
51402301422110232
641310100214320
74005036111546
oct636017121250
9168382866413
1055570113192
1121626975590
12a92a39a3a0
135317a618a9
1429923d8d96
1516a38b3acc
hexcf03ca2a8

55570113192 has 64 divisors (see below), whose sum is σ = 152090588160. Its totient is φ = 16779902400.

The previous prime is 55570113173. The next prime is 55570113197. The reversal of 55570113192 is 29131107555.

It is a self number, because there is not a number n which added to its sum of digits gives 55570113192.

It is not an unprimeable number, because it can be changed into a prime (55570113197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297184 + ... + 446607.

It is an arithmetic number, because the mean of its divisors is an integer number (2376415440).

Almost surely, 255570113192 is an apocalyptic number.

It is an amenable number.

55570113192 is an abundant number, since it is smaller than the sum of its proper divisors (96520474968).

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

55570113192 is a wasteful number, since it uses less digits than its factorization.

55570113192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744094 (or 744090 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 39.

The spelling of 55570113192 in words is "fifty-five billion, five hundred seventy million, one hundred thirteen thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 283 566 849 1132 1698 2264 3113 3396 6226 6792 9339 12452 18678 24904 37356 74712 743791 1487582 2231373 2975164 4462746 5950328 8181701 8925492 16363402 17850984 24545103 32726804 49090206 65453608 98180412 196360824 210492853 420985706 631478559 841971412 1262957118 1683942824 2315421383 2525914236 4630842766 5051828472 6946264149 9261685532 13892528298 18523371064 27785056596 55570113192