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58849386965 = 517692345729
BaseRepresentation
bin110110110011101100…
…100110000111010101
312121220022111121101122
4312303230212013111
51431010420340330
643011322333325
74152225351515
oct666354460725
9177808447348
1058849386965
1122a59a434a6
12b4a465a245
13571b268085
142bc3b3b845
1517e67205e5
hexdb3b261d5

58849386965 has 8 divisors (see below), whose sum is σ = 74773338840. Its totient is φ = 44310126592.

The previous prime is 58849386943. The next prime is 58849386979. The reversal of 58849386965 is 56968394885.

It can be written as a sum of positive squares in 4 ways, for example, as 15720896689 + 43128490276 = 125383^2 + 207674^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 58849386965 - 26 = 58849386901 is a prime.

It is a super-2 number, since 2×588493869652 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346172780 + ... + 346172949.

It is an arithmetic number, because the mean of its divisors is an integer number (9346667355).

Almost surely, 258849386965 is an apocalyptic number.

It is an amenable number.

58849386965 is a deficient number, since it is larger than the sum of its proper divisors (15923951875).

58849386965 is a wasteful number, since it uses less digits than its factorization.

58849386965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692345751.

The product of its digits is 447897600, while the sum is 71.

The spelling of 58849386965 in words is "fifty-eight billion, eight hundred forty-nine million, three hundred eighty-six thousand, nine hundred sixty-five".

Divisors: 1 5 17 85 692345729 3461728645 11769877393 58849386965