Base | Representation |
---|---|
bin | 10010111110001… |
… | …11101000000000 |
3 | 102002110210101020 |
4 | 21133013220000 |
5 | 311220341030 |
6 | 23443105440 |
7 | 3641526603 |
oct | 1137075000 |
9 | 362423336 |
10 | 159152640 |
11 | 81923809 |
12 | 45372280 |
13 | 26c84b7a |
14 | 171cc33a |
15 | de8b510 |
hex | 97c7a00 |
159152640 has 320 divisors, whose sum is σ = 572749056. Its totient is φ = 37486592.
The previous prime is 159152639. The next prime is 159152681. The reversal of 159152640 is 46251951.
It is a tau number, because it is divible by the number of its divisors (320).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3002854 + ... + 3002906.
Almost surely, 2159152640 is an apocalyptic number.
159152640 is a gapful number since it is divisible by the number (10) 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 159152640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286374528).
159152640 is an abundant number, since it is smaller than the sum of its proper divisors (413596416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159152640 is a wasteful number, since it uses less digits than its factorization.
159152640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119 (or 103 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 33.
The square root of 159152640 is about 12615.5713307008. The cubic root of 159152640 is about 541.9234561005.
The spelling of 159152640 in words is "one hundred fifty-nine million, one hundred fifty-two thousand, six hundred forty".
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