Base | Representation |
---|---|
bin | 101101001001… |
… | …0101111100010 |
3 | 1122112112202200 |
4 | 1122102233202 |
5 | 22024412410 |
6 | 2203154030 |
7 | 405121650 |
oct | 132225742 |
9 | 48475680 |
10 | 23669730 |
11 | 123a7467 |
12 | 7b15916 |
13 | 4b99876 |
14 | 3201dd0 |
15 | 21283c0 |
hex | 1692be2 |
23669730 has 48 divisors (see below), whose sum is σ = 70334784. Its totient is φ = 5410080.
The previous prime is 23669689. The next prime is 23669731. The reversal of 23669730 is 3796632.
It is a super-3 number, since 3×236697303 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (23669731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18156 + ... + 19415.
It is an arithmetic number, because the mean of its divisors is an integer number (1465308).
Almost surely, 223669730 is an apocalyptic number.
23669730 is an abundant number, since it is smaller than the sum of its proper divisors (46665054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23669730 is a wasteful number, since it uses less digits than its factorization.
23669730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37591 (or 37588 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 36.
The square root of 23669730 is about 4865.1546738002. The cubic root of 23669730 is about 287.1206540661.
The spelling of 23669730 in words is "twenty-three million, six hundred sixty-nine thousand, seven hundred thirty".
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