Base | Representation |
---|---|
bin | 10010110100001… |
… | …00011011111100 |
3 | 101222222112111100 |
4 | 21122010123330 |
5 | 310401010420 |
6 | 23354453100 |
7 | 3624344310 |
oct | 1132043374 |
9 | 358875440 |
10 | 157828860 |
11 | 810aa182 |
12 | 44a34190 |
13 | 26910477 |
14 | 16d65b40 |
15 | dcc9190 |
hex | 96846fc |
157828860 has 72 divisors (see below), whose sum is σ = 547144416. Its totient is φ = 36074880.
The previous prime is 157828837. The next prime is 157828871. The reversal of 157828860 is 68828751.
157828860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61371 + ... + 63890.
It is an arithmetic number, because the mean of its divisors is an integer number (7599228).
Almost surely, 2157828860 is an apocalyptic number.
157828860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157828860 is an abundant number, since it is smaller than the sum of its proper divisors (389315556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157828860 is a wasteful number, since it uses less digits than its factorization.
157828860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125283 (or 125278 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 45.
The square root of 157828860 is about 12562.9956618635. The cubic root of 157828860 is about 540.4167564659.
It can be divided in two parts, 15782 and 8860, that added together give a palindrome (24642).
The spelling of 157828860 in words is "one hundred fifty-seven million, eight hundred twenty-eight thousand, eight hundred sixty".
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