Base | Representation |
---|---|
bin | 10000010000110… |
… | …001001110011000 |
3 | 201000101021022002 |
4 | 100100301032120 |
5 | 1024321101014 |
6 | 43023420132 |
7 | 6522012530 |
oct | 2020611630 |
9 | 630337262 |
10 | 272831384 |
11 | 130008291 |
12 | 77454648 |
13 | 446a77b7 |
14 | 283404c0 |
15 | 18e43dde |
hex | 10431398 |
272831384 has 64 divisors (see below), whose sum is σ = 602380800. Its totient is φ = 113414400.
The previous prime is 272831371. The next prime is 272831387. The reversal of 272831384 is 483138272.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272831387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759797 + ... + 760155.
It is an arithmetic number, because the mean of its divisors is an integer number (9412200).
Almost surely, 2272831384 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 272831384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301190400).
272831384 is an abundant number, since it is smaller than the sum of its proper divisors (329549416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272831384 is a wasteful number, since it uses less digits than its factorization.
272831384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 744 (or 740 counting only the distinct ones).
The product of its digits is 64512, while the sum is 38.
The square root of 272831384 is about 16517.6083014461. The cubic root of 272831384 is about 648.5818264145.
The spelling of 272831384 in words is "two hundred seventy-two million, eight hundred thirty-one thousand, three hundred eighty-four".
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