Base | Representation |
---|---|
bin | 101101100101… |
… | …1111011100010 |
3 | 1122222110002020 |
4 | 1123023323202 |
5 | 22104411340 |
6 | 2212202310 |
7 | 410115606 |
oct | 133137342 |
9 | 48873066 |
10 | 23903970 |
11 | 12547452 |
12 | 8009396 |
13 | 4c4c37c |
14 | 3263506 |
15 | 21729d0 |
hex | 16cbee2 |
23903970 has 16 divisors (see below), whose sum is σ = 57369600. Its totient is φ = 6374384.
The previous prime is 23903953. The next prime is 23903977. The reversal of 23903970 is 7930932.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23903977) 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, 398370 + ... + 398429.
It is an arithmetic number, because the mean of its divisors is an integer number (3585600).
Almost surely, 223903970 is an apocalyptic number.
23903970 is an abundant number, since it is smaller than the sum of its proper divisors (33465630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23903970 is a wasteful number, since it uses less digits than its factorization.
23903970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 796809.
The product of its (nonzero) digits is 10206, while the sum is 33.
The square root of 23903970 is about 4889.1686409859. The cubic root of 23903970 is about 288.0646797245.
The spelling of 23903970 in words is "twenty-three million, nine hundred three thousand, nine hundred seventy".
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