Base | Representation |
---|---|
bin | 10010101100100… |
… | …10100011000000 |
3 | 101221010012101210 |
4 | 21112102203000 |
5 | 310122304310 |
6 | 23321330120 |
7 | 3613046610 |
oct | 1126224300 |
9 | 357105353 |
10 | 156838080 |
11 | 80592853 |
12 | 44636940 |
13 | 266544c9 |
14 | 16b88a40 |
15 | db80820 |
hex | 95928c0 |
156838080 has 112 divisors (see below), whose sum is σ = 569122560. Its totient is φ = 35847168.
The previous prime is 156838067. The next prime is 156838109. The reversal of 156838080 is 80838651.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (112).
It is a congruent number.
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, 4950 + ... + 18389.
Almost surely, 2156838080 is an apocalyptic number.
156838080 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 156838080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284561280).
156838080 is an abundant number, since it is smaller than the sum of its proper divisors (412284480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156838080 is a wasteful number, since it uses less digits than its factorization.
156838080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23366 (or 23356 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 39.
The square root of 156838080 is about 12523.5011079171. The cubic root of 156838080 is about 539.2835491757.
The spelling of 156838080 in words is "one hundred fifty-six million, eight hundred thirty-eight thousand, eighty".
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