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58680945 = 3256719463
BaseRepresentation
bin1101111111011…
…0011001110001
311002102022010100
43133312121301
5110010242240
65453423013
71311531321
oct337663161
9132368110
1058680945
113013a954
121779aa69
13c20776b
147b17281
155241e30
hex37f6671

58680945 has 24 divisors (see below), whose sum is σ = 103237056. Its totient is φ = 30827808.

The previous prime is 58680943. The next prime is 58680971. The reversal of 58680945 is 54908685.

It is not a de Polignac number, because 58680945 - 21 = 58680943 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 58680945.

It is not an unprimeable number, because it can be changed into a prime (58680943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6717 + ... + 12746.

It is an arithmetic number, because the mean of its divisors is an integer number (4301544).

Almost surely, 258680945 is an apocalyptic number.

It is an amenable number.

58680945 is a deficient number, since it is larger than the sum of its proper divisors (44556111).

58680945 is a wasteful number, since it uses less digits than its factorization.

58680945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19541 (or 19538 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 58680945 is about 7660.3488823943. The cubic root of 58680945 is about 388.5966327404.

The spelling of 58680945 in words is "fifty-eight million, six hundred eighty thousand, nine hundred forty-five".

Divisors: 1 3 5 9 15 45 67 201 335 603 1005 3015 19463 58389 97315 175167 291945 875835 1304021 3912063 6520105 11736189 19560315 58680945