Base | Representation |
---|---|
bin | 100000101100… |
… | …0010101100101 |
3 | 1012020202100110 |
4 | 1001120111211 |
5 | 13341422140 |
6 | 1411203233 |
7 | 265452030 |
oct | 101302545 |
9 | 35222313 |
10 | 17139045 |
11 | 9746900 |
12 | 58a6519 |
13 | 3721161 |
14 | 23c2017 |
15 | 1788380 |
hex | 1058565 |
17139045 has 96 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 6652800.
The previous prime is 17139037. The next prime is 17139053. The reversal of 17139045 is 54093171.
It is an interprime number because it is at equal distance from previous prime (17139037) and next prime (17139053).
It is not a de Polignac number, because 17139045 - 23 = 17139037 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 241360 + ... + 241430.
It is an arithmetic number, because the mean of its divisors is an integer number (383040).
Almost surely, 217139045 is an apocalyptic number.
17139045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
17139045 is an abundant number, since it is smaller than the sum of its proper divisors (19632795).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17139045 is a wasteful number, since it uses less digits than its factorization.
17139045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127 (or 116 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 17139045 is about 4139.9329704719. The cubic root of 17139045 is about 257.8272835967.
The spelling of 17139045 in words is "seventeen million, one hundred thirty-nine thousand, forty-five".
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