Base | Representation |
---|---|
bin | 101100100010… |
… | …1011011010111 |
3 | 1121221110100200 |
4 | 1121011123113 |
5 | 21434244142 |
6 | 2152311543 |
7 | 402332454 |
oct | 131053327 |
9 | 47843320 |
10 | 23353047 |
11 | 12200543 |
12 | 79a25b3 |
13 | 4ab8693 |
14 | 315c82b |
15 | 20b464c |
hex | 16456d7 |
23353047 has 12 divisors (see below), whose sum is σ = 33777744. Its totient is φ = 15547680.
The previous prime is 23353021. The next prime is 23353049. The reversal of 23353047 is 74035332.
It is not a de Polignac number, because 23353047 - 215 = 23320279 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 23353047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23353049) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8347 + ... + 10787.
It is an arithmetic number, because the mean of its divisors is an integer number (2814812).
Almost surely, 223353047 is an apocalyptic number.
23353047 is a deficient number, since it is larger than the sum of its proper divisors (10424697).
23353047 is a wasteful number, since it uses less digits than its factorization.
23353047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3510 (or 3507 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 27.
The square root of 23353047 is about 4832.4990429383. The cubic root of 23353047 is about 285.8344152103.
Adding to 23353047 its reverse (74035332), we get a palindrome (97388379).
The spelling of 23353047 in words is "twenty-three million, three hundred fifty-three thousand, forty-seven".
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