Base | Representation |
---|---|
bin | 101100010100… |
… | …1100101000001 |
3 | 1121201122212212 |
4 | 1120221211001 |
5 | 21422121402 |
6 | 2150031505 |
7 | 401346056 |
oct | 130514501 |
9 | 47648785 |
10 | 23238977 |
11 | 12132873 |
12 | 7948595 |
13 | 4a78798 |
14 | 312d02d |
15 | 2090952 |
hex | 1629941 |
23238977 has 2 divisors, whose sum is σ = 23238978. Its totient is φ = 23238976.
The previous prime is 23238967. The next prime is 23239001. The reversal of 23238977 is 77983232.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22743361 + 495616 = 4769^2 + 704^2 .
It is a cyclic number.
It is not a de Polignac number, because 23238977 - 26 = 23238913 is a prime.
It is not a weakly prime, because it can be changed into another prime (23238967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11619488 + 11619489.
It is an arithmetic number, because the mean of its divisors is an integer number (11619489).
Almost surely, 223238977 is an apocalyptic number.
It is an amenable number.
23238977 is a deficient number, since it is larger than the sum of its proper divisors (1).
23238977 is an equidigital number, since it uses as much as digits as its factorization.
23238977 is an evil number, because the sum of its binary digits is even.
The product of its digits is 127008, while the sum is 41.
The square root of 23238977 is about 4820.6822131312. The cubic root of 23238977 is about 285.3682609962.
The spelling of 23238977 in words is "twenty-three million, two hundred thirty-eight thousand, nine hundred seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •