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107948172 = 2238995681
BaseRepresentation
bin1100110111100…
…10100010001100
321112010100001110
412123302202030
5210113320142
614413412020
72450354463
oct633624214
9245110043
10107948172
1155a30072
123019a010
1319497477
141049d9da
15972499c
hex66f288c

107948172 has 12 divisors (see below), whose sum is σ = 251879096. Its totient is φ = 35982720.

The previous prime is 107948153. The next prime is 107948173. The reversal of 107948172 is 271849701.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 107948172.

It is not an unprimeable number, because it can be changed into a prime (107948173) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4497829 + ... + 4497852.

Almost surely, 2107948172 is an apocalyptic number.

107948172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

107948172 is an abundant number, since it is smaller than the sum of its proper divisors (143930924).

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

107948172 is a wasteful number, since it uses less digits than its factorization.

107948172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8995688 (or 8995686 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 39.

The square root of 107948172 is about 10389.8109703690. The cubic root of 107948172 is about 476.1441257889.

The spelling of 107948172 in words is "one hundred seven million, nine hundred forty-eight thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 8995681 17991362 26987043 35982724 53974086 107948172