Base | Representation |
---|---|
bin | 101011111000… |
… | …1000100111010 |
3 | 1121021220102100 |
4 | 1113301010322 |
5 | 21342220141 |
6 | 2141044230 |
7 | 366363252 |
oct | 127610472 |
9 | 47256370 |
10 | 23007546 |
11 | 11a94a01 |
12 | 7856676 |
13 | 49c7343 |
14 | 30ac962 |
15 | 20470b6 |
hex | 15f113a |
23007546 has 12 divisors (see below), whose sum is σ = 49849722. Its totient is φ = 7669176.
The previous prime is 23007541. The next prime is 23007559. The reversal of 23007546 is 64570032.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 19263321 + 3744225 = 4389^2 + 1935^2 .
It is not an unprimeable number, because it can be changed into a prime (23007541) 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 5 ways as a sum of consecutive naturals, for example, 639081 + ... + 639116.
Almost surely, 223007546 is an apocalyptic number.
23007546 is an abundant number, since it is smaller than the sum of its proper divisors (26842176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23007546 is a wasteful number, since it uses less digits than its factorization.
23007546 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1278205 (or 1278202 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 23007546 is about 4796.6181836790. The cubic root of 23007546 is about 284.4177957732.
Adding to 23007546 its reverse (64570032), we get a palindrome (87577578).
The spelling of 23007546 in words is "twenty-three million, seven thousand, five hundred forty-six".
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