Base | Representation |
---|---|
bin | 101100000001… |
… | …1001000101100 |
3 | 1121102122212222 |
4 | 1120003020230 |
5 | 21402102031 |
6 | 2142414512 |
7 | 400122023 |
oct | 130031054 |
9 | 47378788 |
10 | 23081516 |
11 | 12035537 |
12 | 7891438 |
13 | 4a21c03 |
14 | 30cb8ba |
15 | 205de7b |
hex | 160322c |
23081516 has 6 divisors (see below), whose sum is σ = 40392660. Its totient is φ = 11540756.
The previous prime is 23081491. The next prime is 23081519. The reversal of 23081516 is 61518032.
It is not an unprimeable number, because it can be changed into a prime (23081519) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2885186 + ... + 2885193.
It is an arithmetic number, because the mean of its divisors is an integer number (6732110).
Almost surely, 223081516 is an apocalyptic number.
It is an amenable number.
23081516 is a deficient number, since it is larger than the sum of its proper divisors (17311144).
23081516 is a wasteful number, since it uses less digits than its factorization.
23081516 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5770383 (or 5770381 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 23081516 is about 4804.3226369593. The cubic root of 23081516 is about 284.7222738225.
Adding to 23081516 its reverse (61518032), we get a palindrome (84599548).
The spelling of 23081516 in words is "twenty-three million, eighty-one thousand, five hundred sixteen".
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