Base | Representation |
---|---|
bin | 111001010010010010… |
… | …1001100111100000000 |
3 | 102202112111101202020121 |
4 | 1302210211030330000 |
5 | 4003421144100112 |
6 | 132303103550024 |
7 | 11613362203600 |
oct | 1624445147400 |
9 | 382474352217 |
10 | 123020300032 |
11 | 48199830253 |
12 | 1ba132bb314 |
13 | b7a6b58756 |
14 | 5d50514c00 |
15 | 3300209407 |
hex | 1ca494cf00 |
123020300032 has 54 divisors (see below), whose sum is σ = 285651518208. Its totient is φ = 52722980352.
The previous prime is 123020300003. The next prime is 123020300059. The reversal of 123020300032 is 230003020321.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 123020299979 and 123020300015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4891008 + ... + 4916095.
Almost surely, 2123020300032 is an apocalyptic number.
It is an amenable number.
123020300032 is an abundant number, since it is smaller than the sum of its proper divisors (162631218176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123020300032 is an frugal number, since it uses more digits than its factorization.
123020300032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9807133 (or 9807112 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 123020300032 its reverse (230003020321), we get a palindrome (353023320353).
The spelling of 123020300032 in words is "one hundred twenty-three billion, twenty million, three hundred thousand, thirty-two".
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