Base | Representation |
---|---|
bin | 10110100010100… |
… | …00101101001111 |
3 | 111011202222010012 |
4 | 23101100231033 |
5 | 341400334010 |
6 | 30432303435 |
7 | 4454050616 |
oct | 1321205517 |
9 | 434688105 |
10 | 189074255 |
11 | 97800317 |
12 | 533a1b7b |
13 | 30230276 |
14 | 1b17a87d |
15 | 118ec005 |
hex | b450b4f |
189074255 has 32 divisors (see below), whose sum is σ = 250179840. Its totient is φ = 136581120.
The previous prime is 189074251. The next prime is 189074273. The reversal of 189074255 is 552470981.
189074255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 189074255 - 22 = 189074251 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189074251) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248075 + ... + 248835.
It is an arithmetic number, because the mean of its divisors is an integer number (7818120).
Almost surely, 2189074255 is an apocalyptic number.
189074255 is a deficient number, since it is larger than the sum of its proper divisors (61105585).
189074255 is a wasteful number, since it uses less digits than its factorization.
189074255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 899.
The product of its (nonzero) digits is 100800, while the sum is 41.
The square root of 189074255 is about 13750.4274479014. The cubic root of 189074255 is about 573.9545009199.
The spelling of 189074255 in words is "one hundred eighty-nine million, seventy-four thousand, two hundred fifty-five".
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