Base | Representation |
---|---|
bin | 10010101110110… |
… | …00100111001111 |
3 | 101221122210002002 |
4 | 21113120213033 |
5 | 310211000241 |
6 | 23331422515 |
7 | 3615353405 |
oct | 1127304717 |
9 | 357583062 |
10 | 157125071 |
11 | 80769434 |
12 | 44754a3b |
13 | 2672501c |
14 | 16c21475 |
15 | dbda89b |
hex | 95d89cf |
157125071 has 2 divisors, whose sum is σ = 157125072. Its totient is φ = 157125070.
The previous prime is 157125049. The next prime is 157125077. The reversal of 157125071 is 170521751.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-157125071 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (157125077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78562535 + 78562536.
It is an arithmetic number, because the mean of its divisors is an integer number (78562536).
Almost surely, 2157125071 is an apocalyptic number.
157125071 is a deficient number, since it is larger than the sum of its proper divisors (1).
157125071 is an equidigital number, since it uses as much as digits as its factorization.
157125071 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2450, while the sum is 29.
The square root of 157125071 is about 12534.9539688026. The cubic root of 157125071 is about 539.6122857065.
The spelling of 157125071 in words is "one hundred fifty-seven million, one hundred twenty-five thousand, seventy-one".
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