Base | Representation |
---|---|
bin | 101100001001… |
… | …1110010100110 |
3 | 1121120010110120 |
4 | 1120103302212 |
5 | 21411242414 |
6 | 2144102410 |
7 | 400524636 |
oct | 130236246 |
9 | 47503416 |
10 | 23149734 |
11 | 12081813 |
12 | 7904a06 |
13 | 4a46c8a |
14 | 31086c6 |
15 | 20742a9 |
hex | 1613ca6 |
23149734 has 8 divisors (see below), whose sum is σ = 46299480. Its totient is φ = 7716576.
The previous prime is 23149723. The next prime is 23149739. The reversal of 23149734 is 43794132.
It is a sphenic number, since it is the product of 3 distinct primes.
23149734 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 23149695 and 23149704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23149739) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1929139 + ... + 1929150.
It is an arithmetic number, because the mean of its divisors is an integer number (5787435).
Almost surely, 223149734 is an apocalyptic number.
23149734 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.
23149734 is a wasteful number, since it uses less digits than its factorization.
23149734 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3858294.
The product of its digits is 18144, while the sum is 33.
The square root of 23149734 is about 4811.4170469831. The cubic root of 23149734 is about 285.0024992086.
The spelling of 23149734 in words is "twenty-three million, one hundred forty-nine thousand, seven hundred thirty-four".
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