Base | Representation |
---|---|
bin | 10110100010000… |
… | …10010010111101 |
3 | 111011122222011001 |
4 | 23101002102331 |
5 | 341341441404 |
6 | 30431130301 |
7 | 4453413544 |
oct | 1321022275 |
9 | 434588131 |
10 | 189015229 |
11 | 9776aa37 |
12 | 53373991 |
13 | 3020c440 |
14 | 1b16315b |
15 | 118d97a4 |
hex | b4424bd |
189015229 has 16 divisors (see below), whose sum is σ = 209563200. Its totient is φ = 169376256.
The previous prime is 189015221. The next prime is 189015251. The reversal of 189015229 is 922510981.
It is a cyclic number.
It is not a de Polignac number, because 189015229 - 23 = 189015221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189015221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99117 + ... + 101005.
It is an arithmetic number, because the mean of its divisors is an integer number (13097700).
Almost surely, 2189015229 is an apocalyptic number.
It is an amenable number.
189015229 is a deficient number, since it is larger than the sum of its proper divisors (20547971).
189015229 is a wasteful number, since it uses less digits than its factorization.
189015229 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2124.
The product of its (nonzero) digits is 12960, while the sum is 37.
The square root of 189015229 is about 13748.2809470857. The cubic root of 189015229 is about 573.8947681897.
The spelling of 189015229 in words is "one hundred eighty-nine million, fifteen thousand, two hundred twenty-nine".
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