Search a number
-
+
108164748 = 2239013729
BaseRepresentation
bin1100111001001…
…11011010001100
321112112100010210
412130213122030
5210142232443
614422202420
72452246056
oct634473214
9245470123
10108164748
115606885a
1230283410
1319541c13
14105188d6
159768c33
hex672768c

108164748 has 12 divisors (see below), whose sum is σ = 252384440. Its totient is φ = 36054912.

The previous prime is 108164747. The next prime is 108164753. The reversal of 108164748 is 847461801.

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

It is a super-2 number, since 2×1081647482 = 23399225419807008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108164747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4506853 + ... + 4506876.

Almost surely, 2108164748 is an apocalyptic number.

It is an amenable number.

108164748 is an abundant number, since it is smaller than the sum of its proper divisors (144219692).

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

108164748 is a wasteful number, since it uses less digits than its factorization.

108164748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9013736 (or 9013734 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 108164748 is about 10400.2282667257. The cubic root of 108164748 is about 476.4623417779.

The spelling of 108164748 in words is "one hundred eight million, one hundred sixty-four thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 9013729 18027458 27041187 36054916 54082374 108164748