Base | Representation |
---|---|
bin | 10010100111010… |
… | …01010010000000 |
3 | 101212210222100120 |
4 | 21103221102000 |
5 | 304433113033 |
6 | 23254420240 |
7 | 3604131363 |
oct | 1123512200 |
9 | 355728316 |
10 | 156144768 |
11 | 8015996a |
12 | 44361680 |
13 | 26470a70 |
14 | 16a480da |
15 | da951b3 |
hex | 94e9480 |
156144768 has 128 divisors (see below), whose sum is σ = 461529600. Its totient is φ = 46448640.
The previous prime is 156144757. The next prime is 156144803. The reversal of 156144768 is 867441651.
It is a tau number, because it is divible by the number of its divisors (128).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154248 + ... + 155256.
It is an arithmetic number, because the mean of its divisors is an integer number (3605700).
Almost surely, 2156144768 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 156144768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230764800).
156144768 is an abundant number, since it is smaller than the sum of its proper divisors (305384832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156144768 is a wasteful number, since it uses less digits than its factorization.
156144768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1070 (or 1058 counting only the distinct ones).
The product of its digits is 161280, while the sum is 42.
The square root of 156144768 is about 12495.7900110397. The cubic root of 156144768 is about 538.4877304350.
The spelling of 156144768 in words is "one hundred fifty-six million, one hundred forty-four thousand, seven hundred sixty-eight".
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