Base | Representation |
---|---|
bin | 1000000010111000001110 |
3 | 10222010220222 |
4 | 20002320032 |
5 | 1014441232 |
6 | 113111342 |
7 | 23632343 |
oct | 10027016 |
9 | 3863828 |
10 | 2108942 |
11 | 1210530 |
12 | 858552 |
13 | 58abc4 |
14 | 3cc7ca |
15 | 2b9d12 |
hex | 202e0e |
2108942 has 16 divisors (see below), whose sum is σ = 3473712. Its totient is φ = 952320.
The previous prime is 2108941. The next prime is 2108957. The reversal of 2108942 is 2498012.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2108941) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5468 + ... + 5840.
It is an arithmetic number, because the mean of its divisors is an integer number (217107).
22108942 is an apocalyptic number.
2108942 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
2108942 is a deficient number, since it is larger than the sum of its proper divisors (1364770).
2108942 is a wasteful number, since it uses less digits than its factorization.
2108942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643.
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 2108942 is about 1452.2196803514. The cubic root of 2108942 is about 128.2394200570.
The spelling of 2108942 in words is "two million, one hundred eight thousand, nine hundred forty-two".
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