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54869238 = 234577587
BaseRepresentation
bin1101000101001…
…1110011110110
310211020122110000
43101103303312
5103021303423
65240012130
71234244424
oct321236366
9124218400
1054869238
1128a77086
1216461046
13b4a1808
147404114
154c3c843
hex3453cf6

54869238 has 40 divisors (see below), whose sum is σ = 123370632. Its totient is φ = 18226944.

The previous prime is 54869203. The next prime is 54869249. The reversal of 54869238 is 83296845.

It is a junction number, because it is equal to n+sod(n) for n = 54869193 and 54869202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 93181 + ... + 93767.

Almost surely, 254869238 is an apocalyptic number.

54869238 is an abundant number, since it is smaller than the sum of its proper divisors (68501394).

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

54869238 is a wasteful number, since it uses less digits than its factorization.

54869238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178 (or 1169 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 54869238 is about 7407.3772686424. The cubic root of 54869238 is about 379.9936240851.

The spelling of 54869238 in words is "fifty-four million, eight hundred sixty-nine thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 577 587 1154 1174 1731 1761 3462 3522 5193 5283 10386 10566 15579 15849 31158 31698 46737 47547 93474 95094 338699 677398 1016097 2032194 3048291 6096582 9144873 18289746 27434619 54869238