Base | Representation |
---|---|
bin | 11111111100010101… |
… | …01011000101000001 |
3 | 1122021011002012000001 |
4 | 33332022223011001 |
5 | 240110133101031 |
6 | 11513405000001 |
7 | 1144654023643 |
oct | 177612530501 |
9 | 48234065001 |
10 | 17149112641 |
11 | 7300255171 |
12 | 33a7253001 |
13 | 1803b7143b |
14 | b89816893 |
15 | 6a582d861 |
hex | 3fe2ab141 |
17149112641 has 4 divisors (see below), whose sum is σ = 17284145152. Its totient is φ = 17014080132.
The previous prime is 17149112609. The next prime is 17149112657. The reversal of 17149112641 is 14621194171.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 17149112641 - 25 = 17149112609 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 17149112641.
It is not an unprimeable number, because it can be changed into a prime (17149142641) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67516065 + ... + 67516318.
It is an arithmetic number, because the mean of its divisors is an integer number (4321036288).
Almost surely, 217149112641 is an apocalyptic number.
It is an amenable number.
17149112641 is a deficient number, since it is larger than the sum of its proper divisors (135032511).
17149112641 is a wasteful number, since it uses less digits than its factorization.
17149112641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135032510.
The product of its digits is 12096, while the sum is 37.
The spelling of 17149112641 in words is "seventeen billion, one hundred forty-nine million, one hundred twelve thousand, six hundred forty-one".
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