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54874831 = 1121923869
BaseRepresentation
bin1101000101010…
…1001011001111
310211020221010011
43101111023033
5103021443311
65240054051
71234266634
oct321251317
9124227104
1054874831
1128a80300
1216464327
13b4a421b
14740618b
154c3e321
hex34552cf

54874831 has 12 divisors (see below), whose sum is σ = 63494200. Its totient is φ = 47258640.

The previous prime is 54874829. The next prime is 54874889. The reversal of 54874831 is 13847845.

It is not a de Polignac number, because 54874831 - 21 = 54874829 is a prime.

It is a super-2 number, since 2×548748312 = 6022494154557122, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54874801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9636 + ... + 14233.

Almost surely, 254874831 is an apocalyptic number.

54874831 is a deficient number, since it is larger than the sum of its proper divisors (8619369).

54874831 is a wasteful number, since it uses less digits than its factorization.

54874831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23910 (or 23899 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 54874831 is about 7407.7547880583. The cubic root of 54874831 is about 380.0065349753.

The spelling of 54874831 in words is "fifty-four million, eight hundred seventy-four thousand, eight hundred thirty-one".

Divisors: 1 11 19 121 209 2299 23869 262559 453511 2888149 4988621 54874831