Base | Representation |
---|---|
bin | 1100111001001… |
… | …01010111111100 |
3 | 21112111220201001 |
4 | 12130211113330 |
5 | 210142001122 |
6 | 14422100044 |
7 | 2452212550 |
oct | 634452774 |
9 | 245456631 |
10 | 108156412 |
11 | 56062571 |
12 | 3027a624 |
13 | 1953b1a0 |
14 | 10515860 |
15 | 9766527 |
hex | 67255fc |
108156412 has 24 divisors (see below), whose sum is σ = 232953056. Its totient is φ = 42787008.
The previous prime is 108156331. The next prime is 108156413. The reversal of 108156412 is 214651801.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108156413) 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, 148203 + ... + 148930.
Almost surely, 2108156412 is an apocalyptic number.
It is an amenable number.
108156412 is an abundant number, since it is smaller than the sum of its proper divisors (124796644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108156412 is a wasteful number, since it uses less digits than its factorization.
108156412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297157 (or 297155 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 28.
The square root of 108156412 is about 10399.8274985694. The cubic root of 108156412 is about 476.4501015234.
It can be divided in two parts, 108 and 156412, that added together give a triangular number (156520 = T559).
The spelling of 108156412 in words is "one hundred eight million, one hundred fifty-six thousand, four hundred twelve".
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