Base | Representation |
---|---|
bin | 1001001001110111101… |
… | …1010110101110111111 |
3 | 120000221022020202100112 |
4 | 2102131323112232333 |
5 | 10034041202431213 |
6 | 200125331420235 |
7 | 14235154246631 |
oct | 2223573265677 |
9 | 500838222315 |
10 | 157268405183 |
11 | 60773a0758a |
12 | 26590a5467b |
13 | 11aa4370326 |
14 | 787cc18a51 |
15 | 4156c65ea8 |
hex | 249ded6bbf |
157268405183 has 2 divisors, whose sum is σ = 157268405184. Its totient is φ = 157268405182.
The previous prime is 157268405111. The next prime is 157268405209. The reversal of 157268405183 is 381504862751.
It is a strong prime.
It is an emirp because it is prime and its reverse (381504862751) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 157268405183 - 228 = 156999969727 is a prime.
It is a super-2 number, since 2×1572684051832 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (157268405383) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78634202591 + 78634202592.
It is an arithmetic number, because the mean of its divisors is an integer number (78634202592).
Almost surely, 2157268405183 is an apocalyptic number.
157268405183 is a deficient number, since it is larger than the sum of its proper divisors (1).
157268405183 is an equidigital number, since it uses as much as digits as its factorization.
157268405183 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1612800, while the sum is 50.
The spelling of 157268405183 in words is "one hundred fifty-seven billion, two hundred sixty-eight million, four hundred five thousand, one hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •