Base | Representation |
---|---|
bin | 100100111100110… |
… | …1111100111100000 |
3 | 10012102001010101212 |
4 | 1021321233213200 |
5 | 10014401432031 |
6 | 323010445252 |
7 | 42503520023 |
oct | 11171574740 |
9 | 3172033355 |
10 | 1239874016 |
11 | 586970777 |
12 | 2a7293828 |
13 | 169b45884 |
14 | ba94d1ba |
15 | 73cb512b |
hex | 49e6f9e0 |
1239874016 has 24 divisors (see below), whose sum is σ = 2519745984. Its totient is φ = 599938560.
The previous prime is 1239874001. The next prime is 1239874037. The reversal of 1239874016 is 6104789321.
It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 623945 + ... + 625928.
It is an arithmetic number, because the mean of its divisors is an integer number (104989416).
Almost surely, 21239874016 is an apocalyptic number.
1239874016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1239874016 is an abundant number, since it is smaller than the sum of its proper divisors (1279871968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1239874016 is a wasteful number, since it uses less digits than its factorization.
1239874016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1249914 (or 1249906 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 41.
The square root of 1239874016 is about 35211.8448252857. The cubic root of 1239874016 is about 1074.3006855412.
The spelling of 1239874016 in words is "one billion, two hundred thirty-nine million, eight hundred seventy-four thousand, sixteen".
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