Base | Representation |
---|---|
bin | 111001010010011000… |
… | …0101010000111001000 |
3 | 102202112201001022200210 |
4 | 1302210300222013020 |
5 | 4003422431144422 |
6 | 132303252201120 |
7 | 11613426552123 |
oct | 1624460520710 |
9 | 382481038623 |
10 | 123023303112 |
11 | 481a04a1536 |
12 | 1ba143091a0 |
13 | b7a766a618 |
14 | 5d50a973ba |
15 | 33005ee10c |
hex | 1ca4c2a1c8 |
123023303112 has 64 divisors (see below), whose sum is σ = 308570788800. Its totient is φ = 40872948480.
The previous prime is 123023303111. The next prime is 123023303171. The reversal of 123023303112 is 211303320321.
It is not an unprimeable number, because it can be changed into a prime (123023303111) 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, 12412863 + ... + 12422769.
It is an arithmetic number, because the mean of its divisors is an integer number (4821418575).
Almost surely, 2123023303112 is an apocalyptic number.
123023303112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
123023303112 is an abundant number, since it is smaller than the sum of its proper divisors (185547485688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123023303112 is a wasteful number, since it uses less digits than its factorization.
123023303112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11566 (or 11562 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 123023303112 its reverse (211303320321), we get a palindrome (334326623433).
The spelling of 123023303112 in words is "one hundred twenty-three billion, twenty-three million, three hundred three thousand, one hundred twelve".
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