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58354540820 = 22510328327447
BaseRepresentation
bin110110010110001100…
…111010000100010100
312120121211100211002122
4312112030322010110
51424002230301240
642450244155112
74134036261422
oct662614720424
9176554324078
1058354540820
1122825687244
12b386998a98
13566c898ac4
142b78128112
1517b80744b5
hexd9633a114

58354540820 has 24 divisors (see below), whose sum is σ = 123734292864. Its totient is φ = 23115195936.

The previous prime is 58354540819. The next prime is 58354540823. The reversal of 58354540820 is 2804545385.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58354540823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14161664 + ... + 14165783.

It is an arithmetic number, because the mean of its divisors is an integer number (5155595536).

Almost surely, 258354540820 is an apocalyptic number.

It is an amenable number.

58354540820 is an abundant number, since it is smaller than the sum of its proper divisors (65379752044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58354540820 is a wasteful number, since it uses less digits than its factorization.

58354540820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28327559 (or 28327557 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 44.

The spelling of 58354540820 in words is "fifty-eight billion, three hundred fifty-four million, five hundred forty thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 103 206 412 515 1030 2060 28327447 56654894 113309788 141637235 283274470 566548940 2917727041 5835454082 11670908164 14588635205 29177270410 58354540820