Base | Representation |
---|---|
bin | 1110110001111… |
… | …11111110011010 |
3 | 22122022112210202 |
4 | 13120333332122 |
5 | 223220302020 |
6 | 20145342202 |
7 | 3033634400 |
oct | 730777632 |
9 | 278275722 |
10 | 123994010 |
11 | 63a9a598 |
12 | 35637962 |
13 | 1c8c4b4a |
14 | 12679470 |
15 | ad43e75 |
hex | 763ff9a |
123994010 has 24 divisors (see below), whose sum is σ = 259629300. Its totient is φ = 42512064.
The previous prime is 123994009. The next prime is 123994049. The reversal of 123994010 is 10499321.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 122168809 + 1825201 = 11053^2 + 1351^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126035 + ... + 127014.
Almost surely, 2123994010 is an apocalyptic number.
123994010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123994010 is an abundant number, since it is smaller than the sum of its proper divisors (135635290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123994010 is a wasteful number, since it uses less digits than its factorization.
123994010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253070 (or 253063 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 123994010 is about 11135.2597634721. The cubic root of 123994010 is about 498.6550655463.
The spelling of 123994010 in words is "one hundred twenty-three million, nine hundred ninety-four thousand, ten".
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