Base | Representation |
---|---|
bin | 10010101101110… |
… | …11111101010101 |
3 | 101221102211002001 |
4 | 21112323331111 |
5 | 310143221301 |
6 | 23325115301 |
7 | 3614354254 |
oct | 1126737525 |
9 | 357384061 |
10 | 157007701 |
11 | 80699234 |
12 | 446b8b31 |
13 | 266b3786 |
14 | 16bd079b |
15 | dbb5c01 |
hex | 95bbf55 |
157007701 has 2 divisors, whose sum is σ = 157007702. Its totient is φ = 157007700.
The previous prime is 157007689. The next prime is 157007723. The reversal of 157007701 is 107700751.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 80532676 + 76475025 = 8974^2 + 8745^2 .
It is a cyclic number.
It is not a de Polignac number, because 157007701 - 213 = 156999509 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 157007701.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (157007731) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78503850 + 78503851.
It is an arithmetic number, because the mean of its divisors is an integer number (78503851).
Almost surely, 2157007701 is an apocalyptic number.
It is an amenable number.
157007701 is a deficient number, since it is larger than the sum of its proper divisors (1).
157007701 is an equidigital number, since it uses as much as digits as its factorization.
157007701 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1715, while the sum is 28.
The square root of 157007701 is about 12530.2713857282. The cubic root of 157007701 is about 539.4778915579.
The spelling of 157007701 in words is "one hundred fifty-seven million, seven thousand, seven hundred one".
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