Base | Representation |
---|---|
bin | 101011111111… |
… | …0001000101101 |
3 | 1121101121210111 |
4 | 1113332020231 |
5 | 21400423122 |
6 | 2142140021 |
7 | 400005226 |
oct | 127761055 |
9 | 47347714 |
10 | 23061037 |
11 | 1202110a |
12 | 7881611 |
13 | 4a157ac |
14 | 30c424d |
15 | 2057d77 |
hex | 15fe22d |
23061037 has 2 divisors, whose sum is σ = 23061038. Its totient is φ = 23061036.
The previous prime is 23061007. The next prime is 23061047. The reversal of 23061037 is 73016032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12524521 + 10536516 = 3539^2 + 3246^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23061037 is a prime.
It is a super-2 number, since 2×230610372 = 1063622855030738, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 23060999 and 23061017.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23061007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11530518 + 11530519.
It is an arithmetic number, because the mean of its divisors is an integer number (11530519).
Almost surely, 223061037 is an apocalyptic number.
It is an amenable number.
23061037 is a deficient number, since it is larger than the sum of its proper divisors (1).
23061037 is an equidigital number, since it uses as much as digits as its factorization.
23061037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756, while the sum is 22.
The square root of 23061037 is about 4802.1908541831. The cubic root of 23061037 is about 284.6380426025.
Adding to 23061037 its reverse (73016032), we get a palindrome (96077069).
The spelling of 23061037 in words is "twenty-three million, sixty-one thousand, thirty-seven".
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