Base | Representation |
---|---|
bin | 111001010010010010… |
… | …0111100100110100010 |
3 | 102202112111021100110110 |
4 | 1302210210330212202 |
5 | 4003421134424442 |
6 | 132303102312150 |
7 | 11613361504533 |
oct | 1624444744642 |
9 | 382474240413 |
10 | 123020233122 |
11 | 48199794a56 |
12 | 1ba13288656 |
13 | b7a6b34167 |
14 | 5d504d868a |
15 | 33001e469c |
hex | 1ca493c9a2 |
123020233122 has 128 divisors (see below), whose sum is σ = 261434283264. Its totient is φ = 38551339008.
The previous prime is 123020233103. The next prime is 123020233177. The reversal of 123020233122 is 221332020321.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 181713448 + ... + 181714124.
It is an arithmetic number, because the mean of its divisors is an integer number (2042455338).
Almost surely, 2123020233122 is an apocalyptic number.
123020233122 is an abundant number, since it is smaller than the sum of its proper divisors (138414050142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123020233122 is a wasteful number, since it uses less digits than its factorization.
123020233122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1012.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 123020233122 its reverse (221332020321), we get a palindrome (344352253443).
The spelling of 123020233122 in words is "one hundred twenty-three billion, twenty million, two hundred thirty-three thousand, one hundred twenty-two".
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