Base | Representation |
---|---|
bin | 1110101101100… |
… | …10011111011101 |
3 | 22121020002212011 |
4 | 13112302133131 |
5 | 223043230433 |
6 | 20125111221 |
7 | 3026002006 |
oct | 726623735 |
9 | 277202764 |
10 | 123414493 |
11 | 63734154 |
12 | 353b8511 |
13 | 1c751137 |
14 | 125681ad |
15 | ac7c3cd |
hex | 75b27dd |
123414493 has 2 divisors, whose sum is σ = 123414494. Its totient is φ = 123414492.
The previous prime is 123414491. The next prime is 123414539. The reversal of 123414493 is 394414321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 102373924 + 21040569 = 10118^2 + 4587^2 .
It is a cyclic number.
It is not a de Polignac number, because 123414493 - 21 = 123414491 is a prime.
It is a super-2 number, since 2×1234144932 = 30462274164894098, which contains 22 as substring.
Together with 123414491, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (123414491) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61707246 + 61707247.
It is an arithmetic number, because the mean of its divisors is an integer number (61707247).
Almost surely, 2123414493 is an apocalyptic number.
It is an amenable number.
123414493 is a deficient number, since it is larger than the sum of its proper divisors (1).
123414493 is an equidigital number, since it uses as much as digits as its factorization.
123414493 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10368, while the sum is 31.
The square root of 123414493 is about 11109.2075775007. The cubic root of 123414493 is about 497.8769890743.
The spelling of 123414493 in words is "one hundred twenty-three million, four hundred fourteen thousand, four hundred ninety-three".
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