Base | Representation |
---|---|
bin | 10101100111101111… |
… | …110000110111001010 |
3 | 2012220220220001102111 |
4 | 111213233300313022 |
5 | 340021121120014 |
6 | 14355350452534 |
7 | 1451204506633 |
oct | 254757606712 |
9 | 65826801374 |
10 | 23215410634 |
11 | 9933548689 |
12 | 45ba96414a |
13 | 225c8b0990 |
14 | 11a336288a |
15 | 90d1b02c4 |
hex | 567bf0dca |
23215410634 has 16 divisors (see below), whose sum is σ = 38711554560. Its totient is φ = 10369165680.
The previous prime is 23215410593. The next prime is 23215410637. The reversal of 23215410634 is 43601451232.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 23215410596 and 23215410605.
It is not an unprimeable number, because it can be changed into a prime (23215410637) 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, 14400814 + ... + 14402425.
It is an arithmetic number, because the mean of its divisors is an integer number (2419472160).
Almost surely, 223215410634 is an apocalyptic number.
23215410634 is a deficient number, since it is larger than the sum of its proper divisors (15496143926).
23215410634 is a wasteful number, since it uses less digits than its factorization.
23215410634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28803285.
The product of its (nonzero) digits is 17280, while the sum is 31.
Adding to 23215410634 its reverse (43601451232), we get a palindrome (66816861866).
The spelling of 23215410634 in words is "twenty-three billion, two hundred fifteen million, four hundred ten thousand, six hundred thirty-four".
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