Base | Representation |
---|---|
bin | 101100101001… |
… | …1111100001101 |
3 | 1122001110220101 |
4 | 1121103330031 |
5 | 21443144433 |
6 | 2153451101 |
7 | 403000666 |
oct | 131237415 |
9 | 48043811 |
10 | 23412493 |
11 | 12241175 |
12 | 7a10a91 |
13 | 4b09760 |
14 | 317636d |
15 | 20c707d |
hex | 1653f0d |
23412493 has 4 divisors (see below), whose sum is σ = 25213468. Its totient is φ = 21611520.
The previous prime is 23412481. The next prime is 23412509. The reversal of 23412493 is 39421432.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9259849 + 14152644 = 3043^2 + 3762^2 .
It is a cyclic number.
It is not a de Polignac number, because 23412493 - 25 = 23412461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23410493) 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, 900468 + ... + 900493.
It is an arithmetic number, because the mean of its divisors is an integer number (6303367).
Almost surely, 223412493 is an apocalyptic number.
It is an amenable number.
23412493 is a deficient number, since it is larger than the sum of its proper divisors (1800975).
23412493 is a wasteful number, since it uses less digits than its factorization.
23412493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1800974.
The product of its digits is 5184, while the sum is 28.
The square root of 23412493 is about 4838.6457816211. The cubic root of 23412493 is about 286.0767435502.
The spelling of 23412493 in words is "twenty-three million, four hundred twelve thousand, four hundred ninety-three".
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