Base | Representation |
---|---|
bin | 1110101010111… |
… | …11010011100100 |
3 | 22120120210110120 |
4 | 13111133103210 |
5 | 223001330024 |
6 | 20113521540 |
7 | 3023052432 |
oct | 725372344 |
9 | 276523416 |
10 | 123073764 |
11 | 63521160 |
12 | 352732b0 |
13 | 1c662018 |
14 | 124b9d52 |
15 | ac11479 |
hex | 755f4e4 |
123073764 has 48 divisors (see below), whose sum is σ = 318608640. Its totient is φ = 36660640.
The previous prime is 123073733. The next prime is 123073787. The reversal of 123073764 is 467370321.
It is a Harshad number since it is a multiple of its sum of digits (33).
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, 114 + ... + 15689.
It is an arithmetic number, because the mean of its divisors is an integer number (6637680).
Almost surely, 2123073764 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 123073764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159304320).
123073764 is an abundant number, since it is smaller than the sum of its proper divisors (195534876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123073764 is a wasteful number, since it uses less digits than its factorization.
123073764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15880 (or 15878 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 33.
The square root of 123073764 is about 11093.8615459181. The cubic root of 123073764 is about 497.4183787379.
The spelling of 123073764 in words is "one hundred twenty-three million, seventy-three thousand, seven hundred sixty-four".
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