Base | Representation |
---|---|
bin | 10010101110111… |
… | …10001000111000 |
3 | 101221200221010100 |
4 | 21113132020320 |
5 | 310212211304 |
6 | 23332115400 |
7 | 3615506400 |
oct | 1127361070 |
9 | 357627110 |
10 | 157147704 |
11 | 8078443a |
12 | 44765b60 |
13 | 2673240c |
14 | 16c29800 |
15 | dbe2439 |
hex | 95de238 |
157147704 has 72 divisors (see below), whose sum is σ = 495106560. Its totient is φ = 44898336.
The previous prime is 157147693. The next prime is 157147721. The reversal of 157147704 is 407741751.
157147704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18744 + ... + 25799.
It is an arithmetic number, because the mean of its divisors is an integer number (6876480).
Almost surely, 2157147704 is an apocalyptic number.
157147704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
157147704 is an abundant number, since it is smaller than the sum of its proper divisors (337958856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157147704 is a wasteful number, since it uses less digits than its factorization.
157147704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44569 (or 44555 counting only the distinct ones).
The product of its (nonzero) digits is 27440, while the sum is 36.
The square root of 157147704 is about 12535.8567317914. The cubic root of 157147704 is about 539.6381938539.
The spelling of 157147704 in words is "one hundred fifty-seven million, one hundred forty-seven thousand, seven hundred four".
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