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58280025823 = 311880000833
BaseRepresentation
bin110110010001110000…
…101001111011011111
312120102122011001201221
4312101300221323133
51423324141311243
642435023114211
74132143021505
oct662160517337
9176378131657
1058280025823
1122797611aa8
12b365a42967
13565a3091a6
142b6c28c675
1517b1755bed
hexd91c29edf

58280025823 has 4 divisors (see below), whose sum is σ = 60160026688. Its totient is φ = 56400024960.

The previous prime is 58280025809. The next prime is 58280025863. The reversal of 58280025823 is 32852008285.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32852008285 = 56570401657.

It is a cyclic number.

It is not a de Polignac number, because 58280025823 - 221 = 58277928671 is a prime.

It is a super-2 number, since 2×582800258232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58280025823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58280025863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940000386 + ... + 940000447.

It is an arithmetic number, because the mean of its divisors is an integer number (15040006672).

Almost surely, 258280025823 is an apocalyptic number.

58280025823 is a deficient number, since it is larger than the sum of its proper divisors (1880000865).

58280025823 is a wasteful number, since it uses less digits than its factorization.

58280025823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880000864.

The product of its (nonzero) digits is 307200, while the sum is 43.

The spelling of 58280025823 in words is "fifty-eight billion, two hundred eighty million, twenty-five thousand, eight hundred twenty-three".

Divisors: 1 31 1880000833 58280025823