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13455507108 = 2231393180489
BaseRepresentation
bin11001000100000001…
…01011111010100100
31021201201220120202010
430202000223322210
5210024102211413
610103102114220
7654303631461
oct144200537244
937651816663
1013455507108
11578531270a
12273627b970
131365879234
1491905c668
1553b42bdc3
hex32202bea4

13455507108 has 24 divisors (see below), whose sum is σ = 31398827040. Its totient is φ = 4484791360.

The previous prime is 13455507103. The next prime is 13455507139. The reversal of 13455507108 is 80170555431.

It is not an unprimeable number, because it can be changed into a prime (13455507103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126928 + ... + 207416.

It is an arithmetic number, because the mean of its divisors is an integer number (1308284460).

Almost surely, 213455507108 is an apocalyptic number.

It is an amenable number.

13455507108 is an abundant number, since it is smaller than the sum of its proper divisors (17943319932).

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

13455507108 is a wasteful number, since it uses less digits than its factorization.

13455507108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94427 (or 94425 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The spelling of 13455507108 in words is "thirteen billion, four hundred fifty-five million, five hundred seven thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 13931 27862 41793 55724 80489 83586 160978 167172 241467 321956 482934 965868 1121292259 2242584518 3363876777 4485169036 6727753554 13455507108