Base | Representation |
---|---|
bin | 10101101111111111… |
… | …000101111010101001 |
3 | 2020021120000011202001 |
4 | 111233333011322221 |
5 | 340312013144021 |
6 | 14421205411001 |
7 | 1454503502464 |
oct | 255777057251 |
9 | 66246004661 |
10 | 23353646761 |
11 | 99a4585515 |
12 | 4639109a61 |
13 | 22824211c3 |
14 | 11b78682db |
15 | 91a3b9091 |
hex | 56ffc5ea9 |
23353646761 has 3 divisors (see below), whose sum is σ = 23353799581. Its totient is φ = 23353493942.
The previous prime is 23353646753. The next prime is 23353646773. The reversal of 23353646761 is 16764635332.
It is a happy number.
The square root of 23353646761 is 152819.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 23353646761 - 23 = 23353646753 is a prime.
It is a super-2 number, since 2×233536467612 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23353646711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 76410 + ... + 229228.
Almost surely, 223353646761 is an apocalyptic number.
23353646761 is the 152819-th square number.
23353646761 is the 76410-th centered octagonal number.
It is an amenable number.
23353646761 is a deficient number, since it is larger than the sum of its proper divisors (152820).
23353646761 is an frugal number, since it uses more digits than its factorization.
23353646761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305638 (or 152819 counting only the distinct ones).
The product of its digits is 1632960, while the sum is 46.
The spelling of 23353646761 in words is "twenty-three billion, three hundred fifty-three million, six hundred forty-six thousand, seven hundred sixty-one".
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