Base | Representation |
---|---|
bin | 101011111010… |
… | …0010001111011 |
3 | 1121022120102022 |
4 | 1113310101323 |
5 | 21343130132 |
6 | 2141225055 |
7 | 366446435 |
oct | 127642173 |
9 | 47276368 |
10 | 23020667 |
11 | 11aa384a |
12 | 786218b |
13 | 4a002c7 |
14 | 30b3655 |
15 | 204ae12 |
hex | 15f447b |
23020667 has 2 divisors, whose sum is σ = 23020668. Its totient is φ = 23020666.
The previous prime is 23020663. The next prime is 23020681. The reversal of 23020667 is 76602032.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23020667 - 22 = 23020663 is a prime.
It is a super-2 number, since 2×230206672 = 1059902218249778, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (23020661) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510333 + 11510334.
It is an arithmetic number, because the mean of its divisors is an integer number (11510334).
Almost surely, 223020667 is an apocalyptic number.
23020667 is a deficient number, since it is larger than the sum of its proper divisors (1).
23020667 is an equidigital number, since it uses as much as digits as its factorization.
23020667 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3024, while the sum is 26.
The square root of 23020667 is about 4797.9857231968. The cubic root of 23020667 is about 284.4718524830.
Adding to 23020667 its reverse (76602032), we get a palindrome (99622699).
The spelling of 23020667 in words is "twenty-three million, twenty thousand, six hundred sixty-seven".
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