Base | Representation |
---|---|
bin | 100010000000… |
… | …010000110001 |
3 | 121202212200000 |
4 | 202000100301 |
5 | 4240221334 |
6 | 515020213 |
7 | 135524151 |
oct | 42002061 |
9 | 17685600 |
10 | 8913969 |
11 | 5039219 |
12 | 2b9a669 |
13 | 1b0144c |
14 | 1280761 |
15 | bb1299 |
hex | 880431 |
8913969 has 12 divisors (see below), whose sum is σ = 13352976. Its totient is φ = 5942484.
The previous prime is 8913953. The next prime is 8913977. The reversal of 8913969 is 9693198.
It is not a de Polignac number, because 8913969 - 24 = 8913953 is a prime.
It is a super-2 number, since 2×89139692 = 158917686665922, which contains 22 as substring.
It is a Curzon number.
8913969 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (8923969) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18099 + ... + 18584.
It is an arithmetic number, because the mean of its divisors is an integer number (1112748).
Almost surely, 28913969 is an apocalyptic number.
It is an amenable number.
8913969 is a deficient number, since it is larger than the sum of its proper divisors (4439007).
8913969 is an equidigital number, since it uses as much as digits as its factorization.
8913969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36698 (or 36686 counting only the distinct ones).
The product of its digits is 104976, while the sum is 45.
The square root of 8913969 is about 2985.6270698130. The cubic root of 8913969 is about 207.3434751251.
The spelling of 8913969 in words is "eight million, nine hundred thirteen thousand, nine hundred sixty-nine".
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