Base | Representation |
---|---|
bin | 10010111101110… |
… | …00000101011010 |
3 | 102002100120001200 |
4 | 21132320011122 |
5 | 311211321421 |
6 | 23441455030 |
7 | 3641143200 |
oct | 1136700532 |
9 | 362316050 |
10 | 159088986 |
11 | 8188aa01 |
12 | 45341476 |
13 | 26c61bc4 |
14 | 171b3070 |
15 | de77726 |
hex | 97b815a |
159088986 has 72 divisors (see below), whose sum is σ = 402940980. Its totient is φ = 45230976.
The previous prime is 159088961. The next prime is 159088997. The reversal of 159088986 is 689880951.
159088986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 128119761 + 30969225 = 11319^2 + 5565^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 279310 + ... + 279878.
Almost surely, 2159088986 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 159088986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201470490).
159088986 is an abundant number, since it is smaller than the sum of its proper divisors (243851994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159088986 is a wasteful number, since it uses less digits than its factorization.
159088986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 908 (or 898 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 54.
The square root of 159088986 is about 12613.0482437831. The cubic root of 159088986 is about 541.8511980142.
The spelling of 159088986 in words is "one hundred fifty-nine million, eighty-eight thousand, nine hundred eighty-six".
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