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58812128427 = 3137121239483
BaseRepresentation
bin110110110001011110…
…011101110010101011
312121210201101200021210
4312301132131302223
51430421401102202
643003512004203
74151263562163
oct666136356253
9177721350253
1058812128427
1122a3aa05618
12b494090663
1357136212c0
142bbcbdd5a3
1517e3310c6c
hexdb179dcab

58812128427 has 16 divisors (see below), whose sum is σ = 85637599488. Its totient is φ = 35682329760.

The previous prime is 58812128413. The next prime is 58812128429. The reversal of 58812128427 is 72482121885.

It is not a de Polignac number, because 58812128427 - 216 = 58812062891 is a prime.

It is a super-2 number, since 2×588121284272 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (58812128429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10616973 + ... + 10622510.

It is an arithmetic number, because the mean of its divisors is an integer number (5352349968).

Almost surely, 258812128427 is an apocalyptic number.

58812128427 is a deficient number, since it is larger than the sum of its proper divisors (26825471061).

58812128427 is a wasteful number, since it uses less digits than its factorization.

58812128427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21239570.

The product of its digits is 573440, while the sum is 48.

The spelling of 58812128427 in words is "fifty-eight billion, eight hundred twelve million, one hundred twenty-eight thousand, four hundred twenty-seven".

Divisors: 1 3 13 39 71 213 923 2769 21239483 63718449 276113279 828339837 1508003293 4524009879 19604042809 58812128427