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107218122664 = 23171993961651
BaseRepresentation
bin110001111011010110…
…0101011011110101000
3101020202012210222002011
41203312230223132220
53224040314411124
6121131052245304
710513652001622
oct1436654533650
9336665728064
10107218122664
114151a920534
1218943170834
13a159076743
145291959c12
152bc7c8c994
hex18f6b2b7a8

107218122664 has 32 divisors (see below), whose sum is σ = 213929208000. Its totient is φ = 50202028800.

The previous prime is 107218122643. The next prime is 107218122673. The reversal of 107218122664 is 466221812701.

It is a super-2 number, since 2×1072181226642 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1953762 + ... + 2007889.

It is an arithmetic number, because the mean of its divisors is an integer number (6685287750).

Almost surely, 2107218122664 is an apocalyptic number.

It is an amenable number.

107218122664 is a deficient number, since it is larger than the sum of its proper divisors (106711085336).

107218122664 is a wasteful number, since it uses less digits than its factorization.

107218122664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961873 (or 3961869 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 107218122664 in words is "one hundred seven billion, two hundred eighteen million, one hundred twenty-two thousand, six hundred sixty-four".

Divisors: 1 2 4 8 17 34 68 136 199 398 796 1592 3383 6766 13532 27064 3961651 7923302 15846604 31693208 67348067 134696134 269392268 538784536 788368549 1576737098 3153474196 6306948392 13402265333 26804530666 53609061332 107218122664