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60972065 = 57112943127
BaseRepresentation
bin1110100010010…
…1110000100001
311020201200221122
43220211300201
5111102101230
610014502025
71340153060
oct350456041
9136650848
1060972065
1131465240
1218504915
13c82a55b
1481521d7
155545be5
hex3a25c21

60972065 has 64 divisors (see below), whose sum is σ = 97320960. Its totient is φ = 35562240.

The previous prime is 60972053. The next prime is 60972073. The reversal of 60972065 is 56027906.

It is not a de Polignac number, because 60972065 - 222 = 56777761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 480032 + ... + 480158.

It is an arithmetic number, because the mean of its divisors is an integer number (1520640).

Almost surely, 260972065 is an apocalyptic number.

It is an amenable number.

60972065 is a deficient number, since it is larger than the sum of its proper divisors (36348895).

60972065 is a wasteful number, since it uses less digits than its factorization.

60972065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 60972065 is about 7808.4611159946. The cubic root of 60972065 is about 393.5896183980.

The spelling of 60972065 in words is "sixty million, nine hundred seventy-two thousand, sixty-five".

Divisors: 1 5 7 11 29 35 43 55 77 127 145 203 215 301 319 385 473 635 889 1015 1247 1397 1505 1595 2233 2365 3311 3683 4445 5461 6235 6985 8729 9779 11165 13717 16555 18415 25781 27305 38227 40513 43645 48895 60071 68585 96019 128905 158369 191135 202565 283591 300355 420497 480095 791845 1108583 1417955 1742059 2102485 5542915 8710295 12194413 60972065