Base | Representation |
---|---|
bin | 10010110000100… |
… | …11001000100100 |
3 | 101222002221212220 |
4 | 21120103020210 |
5 | 310241133042 |
6 | 23340512340 |
7 | 3620402265 |
oct | 1130231044 |
9 | 358087786 |
10 | 157364772 |
11 | 80912534 |
12 | 4484b6b0 |
13 | 267aa166 |
14 | 16c8496c |
15 | dc368ec |
hex | 9613224 |
157364772 has 24 divisors (see below), whose sum is σ = 367423392. Its totient is φ = 52420800.
The previous prime is 157364771. The next prime is 157364803. The reversal of 157364772 is 277463751.
It is a super-2 number, since 2×1573647722 = 49527342933223968, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (157364771) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20872 + ... + 27392.
It is an arithmetic number, because the mean of its divisors is an integer number (15309308).
Almost surely, 2157364772 is an apocalyptic number.
157364772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
157364772 is an abundant number, since it is smaller than the sum of its proper divisors (210058620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157364772 is a wasteful number, since it uses less digits than its factorization.
157364772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8539 (or 8537 counting only the distinct ones).
The product of its digits is 246960, while the sum is 42.
The square root of 157364772 is about 12544.5116285968. The cubic root of 157364772 is about 539.8865468100.
The spelling of 157364772 in words is "one hundred fifty-seven million, three hundred sixty-four thousand, seven hundred seventy-two".
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