Base | Representation |
---|---|
bin | 11110001111011… |
… | …10000110011111 |
3 | 122200100101101120 |
4 | 33013232012133 |
5 | 1004420311304 |
6 | 41101142023 |
7 | 6200155620 |
oct | 1707560637 |
9 | 580311346 |
10 | 253682079 |
11 | 120219112 |
12 | 70b5a913 |
13 | 40731651 |
14 | 25997a47 |
15 | 174100d9 |
hex | f1ee19f |
253682079 has 16 divisors (see below), whose sum is σ = 386926848. Its totient is φ = 144824832.
The previous prime is 253682017. The next prime is 253682087. The reversal of 253682079 is 970286352.
It is not a de Polignac number, because 253682079 - 220 = 252633503 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 253682079.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253681079) 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, 19839 + ... + 30015.
It is an arithmetic number, because the mean of its divisors is an integer number (24182928).
Almost surely, 2253682079 is an apocalyptic number.
253682079 is a deficient number, since it is larger than the sum of its proper divisors (133244769).
253682079 is a wasteful number, since it uses less digits than its factorization.
253682079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11374.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 253682079 is about 15927.4002586737. The cubic root of 253682079 is about 633.0382168601.
The spelling of 253682079 in words is "two hundred fifty-three million, six hundred eighty-two thousand, seventy-nine".
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