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14985941516 = 22713192974719
BaseRepresentation
bin11011111010011101…
…10101001000001100
31102200101200201001222
431331032311020030
5221142400112031
610515012422512
71040236254410
oct157516651014
942611621058
1014985941516
1163a019a737
122aa2917a38
13154a966120
14a22404d40
155ca988e7b
hex37d3b520c

14985941516 has 96 divisors (see below), whose sum is σ = 35148288000. Its totient is φ = 5422733568.

The previous prime is 14985941491. The next prime is 14985941519. The reversal of 14985941516 is 61514958941.

It is not an unprimeable number, because it can be changed into a prime (14985941519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163205 + ... + 237923.

It is an arithmetic number, because the mean of its divisors is an integer number (366128000).

Almost surely, 214985941516 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 14985941516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17574144000).

14985941516 is an abundant number, since it is smaller than the sum of its proper divisors (20162346484).

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

14985941516 is a wasteful number, since it uses less digits than its factorization.

14985941516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74791 (or 74789 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 53.

The spelling of 14985941516 in words is "fourteen billion, nine hundred eighty-five million, nine hundred forty-one thousand, five hundred sixteen".

Divisors: 1 2 4 7 13 14 19 26 28 29 38 52 58 76 91 116 133 182 203 247 266 364 377 406 494 532 551 754 812 988 1102 1508 1729 2204 2639 3458 3857 5278 6916 7163 7714 10556 14326 15428 28652 50141 74719 100282 149438 200564 298876 523033 971347 1046066 1419661 1942694 2092132 2166851 2839322 3885388 4333702 5678644 6799429 8667404 9937627 13598858 15167957 18455593 19875254 27197716 28169063 30335914 36911186 39750508 41170169 56338126 60671828 73822372 82340338 112676252 129189151 164680676 197183441 258378302 288191183 394366882 516756604 535212197 576382366 788733764 1070424394 1152764732 2140848788 3746485379 7492970758 14985941516