Base | Representation |
---|---|
bin | 1110110001000… |
… | …01010001101000 |
3 | 22122002011022111 |
4 | 13120201101220 |
5 | 223202241024 |
6 | 20142532104 |
7 | 3032601652 |
oct | 730412150 |
9 | 278064274 |
10 | 123868264 |
11 | 63a14073 |
12 | 35597034 |
13 | 1c87c840 |
14 | 126456d2 |
15 | ad1ba94 |
hex | 7621468 |
123868264 has 32 divisors (see below), whose sum is σ = 251687520. Its totient is φ = 56811456.
The previous prime is 123868259. The next prime is 123868279. The reversal of 123868264 is 462868321.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13299 + ... + 20605.
It is an arithmetic number, because the mean of its divisors is an integer number (7865235).
Almost surely, 2123868264 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 123868264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125843760).
123868264 is an abundant number, since it is smaller than the sum of its proper divisors (127819256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123868264 is a wasteful number, since it uses less digits than its factorization.
123868264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7489 (or 7485 counting only the distinct ones).
The product of its digits is 110592, while the sum is 40.
The square root of 123868264 is about 11129.6120327710. The cubic root of 123868264 is about 498.4864415716.
The spelling of 123868264 in words is "one hundred twenty-three million, eight hundred sixty-eight thousand, two hundred sixty-four".
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