Base | Representation |
---|---|
bin | 111001010010010010… |
… | …0111100101000010000 |
3 | 102202112111021100121112 |
4 | 1302210210330220100 |
5 | 4003421134430412 |
6 | 132303102312452 |
7 | 11613361505051 |
oct | 1624444745020 |
9 | 382474240545 |
10 | 123020233232 |
11 | 48199795046 |
12 | 1ba13288728 |
13 | b7a6b34220 |
14 | 5d504d8728 |
15 | 33001e4722 |
hex | 1ca493ca10 |
123020233232 has 40 divisors (see below), whose sum is σ = 265537718040. Its totient is φ = 54820684800.
The previous prime is 123020233229. The next prime is 123020233249. The reversal of 123020233232 is 232332020321.
It can be written as a sum of positive squares in 4 ways, for example, as 8372982016 + 114647251216 = 91504^2 + 338596^2 .
It is a junction number, because it is equal to n+sod(n) for n = 123020233198 and 123020233207.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10191269 + ... + 10203332.
It is an arithmetic number, because the mean of its divisors is an integer number (6638442951).
Almost surely, 2123020233232 is an apocalyptic number.
It is an amenable number.
123020233232 is an abundant number, since it is smaller than the sum of its proper divisors (142517484808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123020233232 is a wasteful number, since it uses less digits than its factorization.
123020233232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20394651 (or 20394645 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 123020233232 its reverse (232332020321), we get a palindrome (355352253553).
The spelling of 123020233232 in words is "one hundred twenty-three billion, twenty million, two hundred thirty-three thousand, two hundred thirty-two".
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