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107913818120 = 23515717183729
BaseRepresentation
bin110010010000000101…
…0100011000000001000
3101022112200212221211112
41210200022203000020
53232001414134440
6121324103345452
710540130214353
oct1444012430010
9338480787745
10107913818120
114184759a859
1218ab8152288
13a23a239764
14531a0d329a
152c18dae965
hex19202a3008

107913818120 has 32 divisors (see below), whose sum is σ = 244352640600. Its totient is φ = 42890585088.

The previous prime is 107913818093. The next prime is 107913818149. The reversal of 107913818120 is 21818319701.

It can be written as a sum of positive squares in 4 ways, for example, as 104059146724 + 3854671396 = 322582^2 + 62086^2 .

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, 8585585 + ... + 8598144.

Almost surely, 2107913818120 is an apocalyptic number.

107913818120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107913818120 is an abundant number, since it is smaller than the sum of its proper divisors (136438822480).

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

107913818120 is a wasteful number, since it uses less digits than its factorization.

107913818120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17183897 (or 17183893 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 41.

The spelling of 107913818120 in words is "one hundred seven billion, nine hundred thirteen million, eight hundred eighteen thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 157 314 628 785 1256 1570 3140 6280 17183729 34367458 68734916 85918645 137469832 171837290 343674580 687349160 2697845453 5395690906 10791381812 13489227265 21582763624 26978454530 53956909060 107913818120