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58801005921 = 372596779777
BaseRepresentation
bin110110110000110100…
…000010010101100001
312121202221110121002010
4312300310002111201
51430411024142141
643002433343133
74151100206100
oct666064022541
9177687417063
1058801005921
1122a346a9069
12b490407aa9
135711228838
142bbb546037
1517e2365416
hexdb0d02561

58801005921 has 24 divisors (see below), whose sum is σ = 92747363040. Its totient is φ = 33031068672.

The previous prime is 58801005919. The next prime is 58801005931. The reversal of 58801005921 is 12950010885.

It is not a de Polignac number, because 58801005921 - 21 = 58801005919 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 58801005921.

It is not an unprimeable number, because it can be changed into a prime (58801005931) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3381216 + ... + 3398561.

It is an arithmetic number, because the mean of its divisors is an integer number (3864473460).

Almost surely, 258801005921 is an apocalyptic number.

It is an amenable number.

58801005921 is a deficient number, since it is larger than the sum of its proper divisors (33946357119).

58801005921 is a wasteful number, since it uses less digits than its factorization.

58801005921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6779853 (or 6779846 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 39.

The spelling of 58801005921 in words is "fifty-eight billion, eight hundred one million, five thousand, nine hundred twenty-one".

Divisors: 1 3 7 21 49 59 147 177 413 1239 2891 8673 6779777 20339331 47458439 142375317 332209073 400006843 996627219 1200020529 2800047901 8400143703 19600335307 58801005921