Base | Representation |
---|---|
bin | 10101101101011101… |
… | …101000111110011101 |
3 | 2020011121100220111201 |
4 | 111231131220332131 |
5 | 340220144314122 |
6 | 14413054315501 |
7 | 1453450655632 |
oct | 255535507635 |
9 | 66147326451 |
10 | 23311323037 |
11 | 99826a8032 |
12 | 4626ab8b91 |
13 | 2276722a92 |
14 | 11b1dac189 |
15 | 916808a27 |
hex | 56d768f9d |
23311323037 has 2 divisors, whose sum is σ = 23311323038. Its totient is φ = 23311323036.
The previous prime is 23311323023. The next prime is 23311323043. The reversal of 23311323037 is 73032311332.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22349951001 + 961372036 = 149499^2 + 31006^2 .
It is a cyclic number.
It is not a de Polignac number, because 23311323037 - 223 = 23302934429 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23311322996 and 23311323014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23311323017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655661518 + 11655661519.
It is an arithmetic number, because the mean of its divisors is an integer number (11655661519).
Almost surely, 223311323037 is an apocalyptic number.
It is an amenable number.
23311323037 is a deficient number, since it is larger than the sum of its proper divisors (1).
23311323037 is an equidigital number, since it uses as much as digits as its factorization.
23311323037 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6804, while the sum is 28.
Adding to 23311323037 its reverse (73032311332), we get a palindrome (96343634369).
The spelling of 23311323037 in words is "twenty-three billion, three hundred eleven million, three hundred twenty-three thousand, thirty-seven".
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