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60990084 = 2235173691
BaseRepresentation
bin1110100010101…
…0001010000100
311020202121200000
43220222022010
5111103140314
610015121300
71340256441
oct350521204
9136677600
1060990084
1131477831
1218513230
13c83580c
1481589c8
15554b209
hex3a2a284

60990084 has 72 divisors (see below), whose sum is σ = 169329888. Its totient is φ = 19128960.

The previous prime is 60990079. The next prime is 60990109. The reversal of 60990084 is 48009906.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14679 + ... + 18369.

It is an arithmetic number, because the mean of its divisors is an integer number (2351804).

Almost surely, 260990084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60990084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84664944).

60990084 is an abundant number, since it is smaller than the sum of its proper divisors (108339804).

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

60990084 is a wasteful number, since it uses less digits than its factorization.

60990084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3727 (or 3713 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 60990084 is about 7809.6148432557. The cubic root of 60990084 is about 393.6283869324.

The spelling of 60990084 in words is "sixty million, nine hundred ninety thousand, eighty-four".

Divisors: 1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 81 102 108 153 162 204 243 306 324 459 486 612 918 972 1377 1836 2754 3691 4131 5508 7382 8262 11073 14764 16524 22146 33219 44292 62747 66438 99657 125494 132876 188241 199314 250988 298971 376482 398628 564723 597942 752964 896913 1129446 1195884 1694169 1793826 2258892 3388338 3587652 5082507 6776676 10165014 15247521 20330028 30495042 60990084