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58997031 = 388722171
BaseRepresentation
bin1110000100001…
…1100100100111
311010000100201020
43201003210213
5110100401111
65504302223
71314316002
oct341034447
9133010636
1058997031
1130336385
1217911973
13c2b85b2
147b9a539
1552a5906
hex3843927

58997031 has 8 divisors (see below), whose sum is σ = 78754944. Its totient is φ = 39285240.

The previous prime is 58997027. The next prime is 58997039. The reversal of 58997031 is 13079985.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 58997031 - 22 = 58997027 is a prime.

It is a super-2 number, since 2×589970312 = 6961299333629922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58997039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8425 + ... + 13746.

It is an arithmetic number, because the mean of its divisors is an integer number (9844368).

Almost surely, 258997031 is an apocalyptic number.

58997031 is a deficient number, since it is larger than the sum of its proper divisors (19757913).

58997031 is a wasteful number, since it uses less digits than its factorization.

58997031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23061.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 58997031 is about 7680.9524799988. The cubic root of 58997031 is about 389.2931113612.

The spelling of 58997031 in words is "fifty-eight million, nine hundred ninety-seven thousand, thirty-one".

Divisors: 1 3 887 2661 22171 66513 19665677 58997031