Base | Representation |
---|---|
bin | 10101101101110000… |
… | …101010110001101001 |
3 | 2020011221202022220110 |
4 | 111231300222301221 |
5 | 340222433424040 |
6 | 14413353244533 |
7 | 1453541242341 |
oct | 255560526151 |
9 | 66157668813 |
10 | 23316311145 |
11 | 99854a4736 |
12 | 4628703749 |
13 | 227777b31a |
14 | 11b2909d21 |
15 | 916e91980 |
hex | 56dc2ac69 |
23316311145 has 16 divisors (see below), whose sum is σ = 37521744192. Its totient is φ = 12363483840.
The previous prime is 23316311143. The next prime is 23316311171. The reversal of 23316311145 is 54111361332.
It is not a de Polignac number, because 23316311145 - 21 = 23316311143 is a prime.
It is a super-2 number, since 2×233163111452 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23316311143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4489951 + ... + 4495140.
It is an arithmetic number, because the mean of its divisors is an integer number (2345109012).
Almost surely, 223316311145 is an apocalyptic number.
It is an amenable number.
23316311145 is a deficient number, since it is larger than the sum of its proper divisors (14205433047).
23316311145 is a wasteful number, since it uses less digits than its factorization.
23316311145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8985272.
The product of its digits is 6480, while the sum is 30.
Adding to 23316311145 its reverse (54111361332), we get a palindrome (77427672477).
The spelling of 23316311145 in words is "twenty-three billion, three hundred sixteen million, three hundred eleven thousand, one hundred forty-five".
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