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56371345430 = 25193239122209
BaseRepresentation
bin110100011111111111…
…100111100000010110
312101111121122001110112
4310133333213200112
51410422031023210
641521401323022
74033635346601
oct643777474026
9171447561415
1056371345430
11219a8178194
12ab12796472
135414a565ca
142a2a9a5338
1516eddd0d05
hexd1ffe7816

56371345430 has 32 divisors (see below), whose sum is σ = 102421756800. Its totient is φ = 22337667072.

The previous prime is 56371345421. The next prime is 56371345439. The reversal of 56371345430 is 3454317365.

It is an interprime number because it is at equal distance from previous prime (56371345421) and next prime (56371345439).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56371345439) 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, 400166 + ... + 522374.

It is an arithmetic number, because the mean of its divisors is an integer number (3200679900).

Almost surely, 256371345430 is an apocalyptic number.

56371345430 is a deficient number, since it is larger than the sum of its proper divisors (46050411370).

56371345430 is a wasteful number, since it uses less digits than its factorization.

56371345430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122648.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 56371345430 in words is "fifty-six billion, three hundred seventy-one million, three hundred forty-five thousand, four hundred thirty".

Divisors: 1 2 5 10 193 239 386 478 965 1195 1930 2390 46127 92254 122209 230635 244418 461270 611045 1222090 23586337 29207951 47172674 58415902 117931685 146039755 235863370 292079510 5637134543 11274269086 28185672715 56371345430