Base | Representation |
---|---|
bin | 1001000101111100011… |
… | …0011000000110101000 |
3 | 112221012211211011201100 |
4 | 2101133012120012220 |
5 | 10024411332023033 |
6 | 155432555121400 |
7 | 14200064615520 |
oct | 2213706300650 |
9 | 487184734640 |
10 | 156214329768 |
11 | 60282a0a082 |
12 | 26337a43260 |
13 | 11966b7ba73 |
14 | 77bcc32680 |
15 | 40e4452513 |
hex | 245f1981a8 |
156214329768 has 384 divisors, whose sum is σ = 512778240000. Its totient is φ = 42022126080.
The previous prime is 156214329743. The next prime is 156214329769. The reversal of 156214329768 is 867923412651.
It is a happy number.
156214329768 is a `hidden beast` number, since 1 + 5 + 62 + 1 + 432 + 97 + 68 = 666.
It is not an unprimeable number, because it can be changed into a prime (156214329769) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 146130738 + ... + 146131806.
It is an arithmetic number, because the mean of its divisors is an integer number (1335360000).
Almost surely, 2156214329768 is an apocalyptic number.
156214329768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 156214329768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256389120000).
156214329768 is an abundant number, since it is smaller than the sum of its proper divisors (356563910232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156214329768 is a wasteful number, since it uses less digits than its factorization.
156214329768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1365 (or 1358 counting only the distinct ones).
The product of its digits is 4354560, while the sum is 54.
The spelling of 156214329768 in words is "one hundred fifty-six billion, two hundred fourteen million, three hundred twenty-nine thousand, seven hundred sixty-eight".
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