Base | Representation |
---|---|
bin | 101100000111… |
… | …1010010100110 |
3 | 1121112012011220 |
4 | 1120033102212 |
5 | 21410200202 |
6 | 2143441210 |
7 | 400420125 |
oct | 130172246 |
9 | 47465156 |
10 | 23131302 |
11 | 12069987 |
12 | 78b6206 |
13 | 4a3b77c |
14 | 3101abc |
15 | 206dabc |
hex | 160f4a6 |
23131302 has 8 divisors (see below), whose sum is σ = 46262616. Its totient is φ = 7710432.
The previous prime is 23131289. The next prime is 23131333. The reversal of 23131302 is 20313132.
It is a sphenic number, since it is the product of 3 distinct primes.
23131302 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1927603 + ... + 1927614.
It is an arithmetic number, because the mean of its divisors is an integer number (5782827).
Almost surely, 223131302 is an apocalyptic number.
23131302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23131302 is a wasteful number, since it uses less digits than its factorization.
23131302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3855222.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 23131302 is about 4809.5012215405. The cubic root of 23131302 is about 284.9268387153.
Adding to 23131302 its reverse (20313132), we get a palindrome (43444434).
It can be divided in two parts, 2313130 and 2, that added together give a palindrome (2313132).
The spelling of 23131302 in words is "twenty-three million, one hundred thirty-one thousand, three hundred two".
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