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58115299541 = 1319492293693
BaseRepresentation
bin110110000111111100…
…010001100011010101
312120000011012002202112
4312013330101203111
51423010004041131
642410420320405
74125102616115
oct660774214325
9176004162675
1058115299541
1122712631782
12b31a843105
135632152410
142b5444d045
1517a206802b
hexd87f118d5

58115299541 has 8 divisors (see below), whose sum is σ = 62617846200. Its totient is φ = 53617344192.

The previous prime is 58115299507. The next prime is 58115299549. The reversal of 58115299541 is 14599251185.

It can be written as a sum of positive squares in 4 ways, for example, as 279859441 + 57835440100 = 16729^2 + 240490^2 .

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 58115299541 - 234 = 40935430357 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 58115299541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58115299549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1121510 + ... + 1172183.

It is an arithmetic number, because the mean of its divisors is an integer number (7827230775).

Almost surely, 258115299541 is an apocalyptic number.

It is an amenable number.

58115299541 is a deficient number, since it is larger than the sum of its proper divisors (4502546659).

58115299541 is a wasteful number, since it uses less digits than its factorization.

58115299541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295655.

The product of its digits is 648000, while the sum is 50.

The spelling of 58115299541 in words is "fifty-eight billion, one hundred fifteen million, two hundred ninety-nine thousand, five hundred forty-one".

Divisors: 1 13 1949 25337 2293693 29818009 4470407657 58115299541