Base | Representation |
---|---|
bin | 101100101011… |
… | …1000011101101 |
3 | 1122002010102021 |
4 | 1121113003231 |
5 | 21444102021 |
6 | 2154030141 |
7 | 403053136 |
oct | 131270355 |
9 | 48063367 |
10 | 23425261 |
11 | 1224a822 |
12 | 7a18351 |
13 | 4b12502 |
14 | 317ac8d |
15 | 20cac41 |
hex | 16570ed |
23425261 has 2 divisors, whose sum is σ = 23425262. Its totient is φ = 23425260.
The previous prime is 23425211. The next prime is 23425267. The reversal of 23425261 is 16252432.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 23222761 + 202500 = 4819^2 + 450^2 .
It is a cyclic number.
It is not a de Polignac number, because 23425261 - 29 = 23424749 is a prime.
It is a super-3 number, since 3×234252613 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23425267) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11712630 + 11712631.
It is an arithmetic number, because the mean of its divisors is an integer number (11712631).
Almost surely, 223425261 is an apocalyptic number.
It is an amenable number.
23425261 is a deficient number, since it is larger than the sum of its proper divisors (1).
23425261 is an equidigital number, since it uses as much as digits as its factorization.
23425261 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2880, while the sum is 25.
The square root of 23425261 is about 4839.9649792121. The cubic root of 23425261 is about 286.1287380712.
Adding to 23425261 its reverse (16252432), we get a palindrome (39677693).
The spelling of 23425261 in words is "twenty-three million, four hundred twenty-five thousand, two hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •