Base | Representation |
---|---|
bin | 111001010101100010… |
… | …0110010110110010010 |
3 | 102202211002101201202011 |
4 | 1302223010302312102 |
5 | 4004132041320244 |
6 | 132321555013134 |
7 | 11616154212613 |
oct | 1625304626622 |
9 | 382732351664 |
10 | 123129245074 |
11 | 48245281280 |
12 | 1ba4389a1aa |
13 | b7c35b1884 |
14 | 5d60b93c0a |
15 | 3309a79434 |
hex | 1cab132d92 |
123129245074 has 32 divisors (see below), whose sum is σ = 210769050240. Its totient is φ = 53400864000.
The previous prime is 123129245053. The next prime is 123129245089. The reversal of 123129245074 is 470542921321.
123129245074 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100509 + ... + 506320.
It is an arithmetic number, because the mean of its divisors is an integer number (6586532820).
Almost surely, 2123129245074 is an apocalyptic number.
123129245074 is a deficient number, since it is larger than the sum of its proper divisors (87639805166).
123129245074 is a wasteful number, since it uses less digits than its factorization.
123129245074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 607266.
The product of its (nonzero) digits is 120960, while the sum is 40.
The spelling of 123129245074 in words is "one hundred twenty-three billion, one hundred twenty-nine million, two hundred forty-five thousand, seventy-four".
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