Base | Representation |
---|---|
bin | 1000110110000101010… |
… | …0101101111001001001 |
3 | 112112020010021221222022 |
4 | 2031201110231321021 |
5 | 4442201402114134 |
6 | 153450302534225 |
7 | 13656425302334 |
oct | 2154124557111 |
9 | 475203257868 |
10 | 151956676169 |
11 | 594986449a1 |
12 | 25549b97375 |
13 | 11438a680cc |
14 | 74d75ad61b |
15 | 3e4578552e |
hex | 236152de49 |
151956676169 has 2 divisors, whose sum is σ = 151956676170. Its totient is φ = 151956676168.
The previous prime is 151956676139. The next prime is 151956676171. The reversal of 151956676169 is 961676659151.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 122508400144 + 29448276025 = 350012^2 + 171605^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-151956676169 is a prime.
It is a super-2 number, since 2×1519566761692 (a number of 23 digits) contains 22 as substring.
Together with 151956676171, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (151956676139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75978338084 + 75978338085.
It is an arithmetic number, because the mean of its divisors is an integer number (75978338085).
Almost surely, 2151956676169 is an apocalyptic number.
It is an amenable number.
151956676169 is a deficient number, since it is larger than the sum of its proper divisors (1).
151956676169 is an equidigital number, since it uses as much as digits as its factorization.
151956676169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18370800, while the sum is 62.
The spelling of 151956676169 in words is "one hundred fifty-one billion, nine hundred fifty-six million, six hundred seventy-six thousand, one hundred sixty-nine".
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