Base | Representation |
---|---|
bin | 1001001010110110010… |
… | …1101011110010001111 |
3 | 120001121121200001210010 |
4 | 2102231211223302033 |
5 | 10040110434102240 |
6 | 200211355244303 |
7 | 14244524523030 |
oct | 2225545536217 |
9 | 501547601703 |
10 | 157531159695 |
11 | 60899261978 |
12 | 26644a49693 |
13 | 11b1692a280 |
14 | 78a5a94a87 |
15 | 416ed69280 |
hex | 24ad96bc8f |
157531159695 has 64 divisors (see below), whose sum is σ = 320912363520. Its totient is φ = 64182440448.
The previous prime is 157531159693. The next prime is 157531159697. The reversal of 157531159695 is 596951135751.
It is an interprime number because it is at equal distance from previous prime (157531159693) and next prime (157531159697).
It is not a de Polignac number, because 157531159695 - 21 = 157531159693 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157531159693) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1950199 + ... + 2029368.
It is an arithmetic number, because the mean of its divisors is an integer number (5014255680).
Almost surely, 2157531159695 is an apocalyptic number.
157531159695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
157531159695 is an abundant number, since it is smaller than the sum of its proper divisors (163381203825).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157531159695 is a wasteful number, since it uses less digits than its factorization.
157531159695 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3979624.
The product of its digits is 6378750, while the sum is 57.
The spelling of 157531159695 in words is "one hundred fifty-seven billion, five hundred thirty-one million, one hundred fifty-nine thousand, six hundred ninety-five".
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