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108084144 = 2437321679
BaseRepresentation
bin1100111000100…
…11101110110000
321112101020120110
412130103232300
5210132143034
614420341320
72451462060
oct634235660
9245336513
10108084144
1156013243
1230244840
131951431c
14104d73a0
15974ede9
hex6713bb0

108084144 has 40 divisors (see below), whose sum is σ = 319106560. Its totient is φ = 30881088.

The previous prime is 108084143. The next prime is 108084149. The reversal of 108084144 is 441480801.

It is not an unprimeable number, because it can be changed into a prime (108084143) 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, 160504 + ... + 161175.

It is an arithmetic number, because the mean of its divisors is an integer number (7977664).

Almost surely, 2108084144 is an apocalyptic number.

108084144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

108084144 is an abundant number, since it is smaller than the sum of its proper divisors (211022416).

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

108084144 is a wasteful number, since it uses less digits than its factorization.

108084144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321697 (or 321691 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 108084144 is about 10396.3524372734. The cubic root of 108084144 is about 476.3439596649.

The spelling of 108084144 in words is "one hundred eight million, eighty-four thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 321679 643358 965037 1286716 1930074 2251753 2573432 3860148 4503506 5146864 6755259 7720296 9007012 13510518 15440592 18014024 27021036 36028048 54042072 108084144