Base | Representation |
---|---|
bin | 11011100001100… |
… | …01101000000000 |
3 | 121002110102111220 |
4 | 31300301220000 |
5 | 433101434414 |
6 | 34524435040 |
7 | 5502350433 |
oct | 1560615000 |
9 | 532412456 |
10 | 230889984 |
11 | 109371076 |
12 | 653a8a80 |
13 | 38ab13c0 |
14 | 2294381a |
15 | 1540bca9 |
hex | dc31a00 |
230889984 has 160 divisors (see below), whose sum is σ = 685622784. Its totient is φ = 68567040.
The previous prime is 230889979. The next prime is 230890003. The reversal of 230889984 is 489988032.
It is a happy number.
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, 618822 + ... + 619194.
Almost surely, 2230889984 is an apocalyptic number.
230889984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230889984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342811392).
230889984 is an abundant number, since it is smaller than the sum of its proper divisors (454732800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230889984 is a wasteful number, since it uses less digits than its factorization.
230889984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438 (or 422 counting only the distinct ones).
The product of its (nonzero) digits is 995328, while the sum is 51.
The square root of 230889984 is about 15195.0644618573. The cubic root of 230889984 is about 613.4818208012.
The spelling of 230889984 in words is "two hundred thirty million, eight hundred eighty-nine thousand, nine hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •