Base | Representation |
---|---|
bin | 10101100010110110… |
… | …010001010100000100 |
3 | 2012201012020212020220 |
4 | 111202312101110010 |
5 | 334334101332330 |
6 | 14343253224340 |
7 | 1446156133143 |
oct | 254266212404 |
9 | 65635225226 |
10 | 23133230340 |
11 | 98a1118390 |
12 | 45973320b0 |
13 | 224886909c |
14 | 119648d75a |
15 | 905d7a710 |
hex | 562d91504 |
23133230340 has 96 divisors (see below), whose sum is σ = 71218151424. Its totient is φ = 5563877760.
The previous prime is 23133230333. The next prime is 23133230353. The reversal of 23133230340 is 4303233132.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 23133230340.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54174 + ... + 221813.
It is an arithmetic number, because the mean of its divisors is an integer number (741855744).
Almost surely, 223133230340 is an apocalyptic number.
23133230340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23133230340 is an abundant number, since it is smaller than the sum of its proper divisors (48084921084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23133230340 is a wasteful number, since it uses less digits than its factorization.
23133230340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 276137 (or 276135 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 24.
Adding to 23133230340 its reverse (4303233132), we get a palindrome (27436463472).
The spelling of 23133230340 in words is "twenty-three billion, one hundred thirty-three million, two hundred thirty thousand, three hundred forty".
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