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58285260831 = 372396498373
BaseRepresentation
bin110110010010000100…
…101000000000011111
312120110000000000211010
4312102010220000133
51423332011321311
642435331230303
74132235354100
oct662204500037
9176400000733
1058285260831
112279a568156
12b367748393
13565b41cc25
142b6cc523a7
1517b1e3bda6
hexd9212801f

58285260831 has 12 divisors (see below), whose sum is σ = 90401629272. Its totient is φ = 33305863248.

The previous prime is 58285260763. The next prime is 58285260881. The reversal of 58285260831 is 13806258285.

It is not a de Polignac number, because 58285260831 - 218 = 58284998687 is a prime.

It is a super-2 number, since 2×582852608312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58285260881) 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, 198249040 + ... + 198249333.

It is an arithmetic number, because the mean of its divisors is an integer number (7533469106).

Almost surely, 258285260831 is an apocalyptic number.

58285260831 is a deficient number, since it is larger than the sum of its proper divisors (32116368441).

58285260831 is a wasteful number, since it uses less digits than its factorization.

58285260831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396498390 (or 396498383 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 58285260831 in words is "fifty-eight billion, two hundred eighty-five million, two hundred sixty thousand, eight hundred thirty-one".

Divisors: 1 3 7 21 49 147 396498373 1189495119 2775488611 8326465833 19428420277 58285260831