Base | Representation |
---|---|
bin | 10010101100110… |
… | …01110001000000 |
3 | 101221011200221220 |
4 | 21112121301000 |
5 | 310124231043 |
6 | 23322115040 |
7 | 3613232040 |
oct | 1126316100 |
9 | 357150856 |
10 | 156867648 |
11 | 80602a93 |
12 | 4464ba80 |
13 | 26664ac2 |
14 | 16b95720 |
15 | db89483 |
hex | 9599c40 |
156867648 has 112 divisors (see below), whose sum is σ = 499384320. Its totient is φ = 42453504.
The previous prime is 156867643. The next prime is 156867691. The reversal of 156867648 is 846768651.
It is a tau number, because it is divible by the number of its divisors (112).
It is a self number, because there is not a number n which added to its sum of digits gives 156867648.
It is not an unprimeable number, because it can be changed into a prime (156867643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22465 + ... + 28607.
Almost surely, 2156867648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 156867648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249692160).
156867648 is an abundant number, since it is smaller than the sum of its proper divisors (342516672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156867648 is a wasteful number, since it uses less digits than its factorization.
156867648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6184 (or 6174 counting only the distinct ones).
The product of its digits is 1935360, while the sum is 51.
The square root of 156867648 is about 12524.6815528380. The cubic root of 156867648 is about 539.3174366390.
The spelling of 156867648 in words is "one hundred fifty-six million, eight hundred sixty-seven thousand, six hundred forty-eight".
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