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39613285412 = 22103140968239
BaseRepresentation
bin100100111001001000…
…101100010000100100
310210020201101101210222
4210321020230100210
51122112000113122
630110442103512
72601440241011
oct447110542044
9123221341728
1039613285412
1115888737708
1278164aab98
133973c1306c
141cbb0a4708
15106ca99b42
hex93922c424

39613285412 has 24 divisors (see below), whose sum is σ = 70046995200. Its totient is φ = 19600137216.

The previous prime is 39613285409. The next prime is 39613285463. The reversal of 39613285412 is 21458231693.

It is a super-2 number, since 2×396132854122 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546389 + ... + 614627.

It is an arithmetic number, because the mean of its divisors is an integer number (2918624800).

Almost surely, 239613285412 is an apocalyptic number.

It is an amenable number.

39613285412 is a deficient number, since it is larger than the sum of its proper divisors (30433709788).

39613285412 is a wasteful number, since it uses less digits than its factorization.

39613285412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69755 (or 69753 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The spelling of 39613285412 in words is "thirty-nine billion, six hundred thirteen million, two hundred eighty-five thousand, four hundred twelve".

Divisors: 1 2 4 103 206 412 1409 2818 5636 68239 136478 145127 272956 290254 580508 7028617 14057234 28114468 96148751 192297502 384595004 9903321353 19806642706 39613285412