Base | Representation |
---|---|
bin | 10101100000110111… |
… | …110011010110010101 |
3 | 2012121212212112001111 |
4 | 111200313303112111 |
5 | 334302104434321 |
6 | 14340110455021 |
7 | 1445304263416 |
oct | 254067632625 |
9 | 65555775044 |
10 | 23100077461 |
11 | 988443410a |
12 | 4588204471 |
13 | 2241a2bcb6 |
14 | 1191cdd80d |
15 | 902ecc5e1 |
hex | 560df3595 |
23100077461 has 2 divisors, whose sum is σ = 23100077462. Its totient is φ = 23100077460.
The previous prime is 23100077437. The next prime is 23100077477. The reversal of 23100077461 is 16477000132.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 19081278225 + 4018799236 = 138135^2 + 63394^2 .
It is a cyclic number.
It is not a de Polignac number, because 23100077461 - 27 = 23100077333 is a prime.
It is a super-2 number, since 2×231000774612 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23100077261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550038730 + 11550038731.
It is an arithmetic number, because the mean of its divisors is an integer number (11550038731).
Almost surely, 223100077461 is an apocalyptic number.
It is an amenable number.
23100077461 is a deficient number, since it is larger than the sum of its proper divisors (1).
23100077461 is an equidigital number, since it uses as much as digits as its factorization.
23100077461 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7056, while the sum is 31.
Adding to 23100077461 its reverse (16477000132), we get a palindrome (39577077593).
The spelling of 23100077461 in words is "twenty-three billion, one hundred million, seventy-seven thousand, four hundred sixty-one".
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