Base | Representation |
---|---|
bin | 111001010101110111… |
… | …0100111111100000000 |
3 | 102202211212000211101112 |
4 | 1302223232213330000 |
5 | 4004142343213212 |
6 | 132323030022452 |
7 | 11616346342601 |
oct | 1625356477400 |
9 | 382755024345 |
10 | 123140210432 |
11 | 48250490758 |
12 | 1ba474a7a28 |
13 | b7c5950955 |
14 | 5d62409da8 |
15 | 330a9e3422 |
hex | 1cabba7f00 |
123140210432 has 36 divisors (see below), whose sum is σ = 251515692120. Its totient is φ = 60138236928.
The previous prime is 123140210407. The next prime is 123140210503. The reversal of 123140210432 is 234012041321.
It is a super-2 number, since 2×1231402104322 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 123140210398 and 123140210407.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5582207 + ... + 5604222.
Almost surely, 2123140210432 is an apocalyptic number.
It is an amenable number.
123140210432 is an abundant number, since it is smaller than the sum of its proper divisors (128375481688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123140210432 is an equidigital number, since it uses as much as digits as its factorization.
123140210432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11186488 (or 11186474 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 123140210432 its reverse (234012041321), we get a palindrome (357152251753).
The spelling of 123140210432 in words is "one hundred twenty-three billion, one hundred forty million, two hundred ten thousand, four hundred thirty-two".
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