Base | Representation |
---|---|
bin | 1000011010100011100… |
… | …10000111111000000000 |
3 | 1000122022022022220100010 |
4 | 10031101302013320000 |
5 | 14214122013342114 |
6 | 340454324224520 |
7 | 26614014060150 |
oct | 4152162077000 |
9 | 1018268286303 |
10 | 289134902784 |
11 | 101692129a12 |
12 | 4805283b140 |
13 | 2135ab484c0 |
14 | ddcc14a760 |
15 | 77c38bac59 |
hex | 4351c87e00 |
289134902784 has 480 divisors, whose sum is σ = 974988596736. Its totient is φ = 74145300480.
The previous prime is 289134902761. The next prime is 289134902839. The reversal of 289134902784 is 487209431982.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191352589 + ... + 191354099.
Almost surely, 2289134902784 is an apocalyptic number.
289134902784 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 289134902784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487494298368).
289134902784 is an abundant number, since it is smaller than the sum of its proper divisors (685853693952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289134902784 is a wasteful number, since it uses less digits than its factorization.
289134902784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1626 (or 1573 counting only the distinct ones).
The product of its (nonzero) digits is 6967296, while the sum is 57.
The spelling of 289134902784 in words is "two hundred eighty-nine billion, one hundred thirty-four million, nine hundred two thousand, seven hundred eighty-four".
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