Base | Representation |
---|---|
bin | 100000010000… |
… | …0111100001001 |
3 | 1011211020002110 |
4 | 1000200330021 |
5 | 13312142022 |
6 | 1402252533 |
7 | 263515344 |
oct | 100407411 |
9 | 34736073 |
10 | 16912137 |
11 | 9601380 |
12 | 57b7149 |
13 | 3671aa8 |
14 | 236345b |
15 | 174100c |
hex | 1020f09 |
16912137 has 16 divisors (see below), whose sum is σ = 24668352. Its totient is φ = 10221120.
The previous prime is 16912123. The next prime is 16912139. The reversal of 16912137 is 73121961.
It is not a de Polignac number, because 16912137 - 24 = 16912121 is a prime.
It is not an unprimeable number, because it can be changed into a prime (16912139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21963 + ... + 22719.
It is an arithmetic number, because the mean of its divisors is an integer number (1541772).
Almost surely, 216912137 is an apocalyptic number.
It is an amenable number.
16912137 is a deficient number, since it is larger than the sum of its proper divisors (7756215).
16912137 is a wasteful number, since it uses less digits than its factorization.
16912137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1448.
The product of its digits is 2268, while the sum is 30.
The square root of 16912137 is about 4112.4368688163. The cubic root of 16912137 is about 256.6844122960.
It can be divided in two parts, 1691 and 2137, that added together give a triangular number (3828 = T87).
The spelling of 16912137 in words is "sixteen million, nine hundred twelve thousand, one hundred thirty-seven".
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