Base | Representation |
---|---|
bin | 10101101101011001… |
… | …000100000001110001 |
3 | 2020011112002221112101 |
4 | 111231121010001301 |
5 | 340214342414441 |
6 | 14413012500401 |
7 | 1453434530425 |
oct | 255531040161 |
9 | 66145087471 |
10 | 23310123121 |
11 | 9981a5856a |
12 | 462661a701 |
13 | 22763c287c |
14 | 11b1b78b85 |
15 | 91666d231 |
hex | 56d644071 |
23310123121 has 8 divisors (see below), whose sum is σ = 25532386920. Its totient is φ = 21182423808.
The previous prime is 23310123119. The next prime is 23310123157. The reversal of 23310123121 is 12132101332.
It can be written as a sum of positive squares in 4 ways, for example, as 2075804721 + 21234318400 = 45561^2 + 145720^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23310123121 - 21 = 23310123119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23310123521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23640606 + ... + 23641591.
It is an arithmetic number, because the mean of its divisors is an integer number (3191548365).
Almost surely, 223310123121 is an apocalyptic number.
It is an amenable number.
23310123121 is a deficient number, since it is larger than the sum of its proper divisors (2222263799).
23310123121 is a wasteful number, since it uses less digits than its factorization.
23310123121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47282243.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 23310123121 its reverse (12132101332), we get a palindrome (35442224453).
The spelling of 23310123121 in words is "twenty-three billion, three hundred ten million, one hundred twenty-three thousand, one hundred twenty-one".
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