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55730024875 = 53763691457
BaseRepresentation
bin110011111001110001…
…001011000110101011
312022211220212121001101
4303321301023012223
51403113341244000
641334011502231
74012020252430
oct637161130653
9168756777041
1055730024875
11216a91675a8
12a973a57977
135341c210a5
1429a9743b87
1516b294ee6a
hexcf9c4b1ab

55730024875 has 16 divisors (see below), whose sum is σ = 79486939584. Its totient is φ = 38214873600.

The previous prime is 55730024851. The next prime is 55730024879. The reversal of 55730024875 is 57842003755.

It is not a de Polignac number, because 55730024875 - 27 = 55730024747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55730024879) 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, 31844854 + ... + 31846603.

It is an arithmetic number, because the mean of its divisors is an integer number (4967933724).

Almost surely, 255730024875 is an apocalyptic number.

55730024875 is a deficient number, since it is larger than the sum of its proper divisors (23756914709).

55730024875 is an equidigital number, since it uses as much as digits as its factorization.

55730024875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63691479 (or 63691469 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 55730024875 in words is "fifty-five billion, seven hundred thirty million, twenty-four thousand, eight hundred seventy-five".

Divisors: 1 5 7 25 35 125 175 875 63691457 318457285 445840199 1592286425 2229200995 7961432125 11146004975 55730024875