Base | Representation |
---|---|
bin | 1000101011101010111… |
… | …0101010011011001111 |
3 | 112021000100000120122102 |
4 | 2022322232222123033 |
5 | 4420440342321024 |
6 | 152305100305315 |
7 | 13530236245214 |
oct | 2127256523317 |
9 | 467010016572 |
10 | 149161682639 |
11 | 58293976992 |
12 | 24aa9b4223b |
13 | 110b19a1898 |
14 | 73102cdb0b |
15 | 3d301d91ae |
hex | 22babaa6cf |
149161682639 has 2 divisors, whose sum is σ = 149161682640. Its totient is φ = 149161682638.
The previous prime is 149161682629. The next prime is 149161682641. The reversal of 149161682639 is 936286161941.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 149161682639 - 236 = 80442205903 is a prime.
Together with 149161682641, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (149161682629) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74580841319 + 74580841320.
It is an arithmetic number, because the mean of its divisors is an integer number (74580841320).
Almost surely, 2149161682639 is an apocalyptic number.
149161682639 is a deficient number, since it is larger than the sum of its proper divisors (1).
149161682639 is an equidigital number, since it uses as much as digits as its factorization.
149161682639 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3359232, while the sum is 56.
The spelling of 149161682639 in words is "one hundred forty-nine billion, one hundred sixty-one million, six hundred eighty-two thousand, six hundred thirty-nine".
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