Base | Representation |
---|---|
bin | 10110100110101… |
… | …10101111001001 |
3 | 111012210212012000 |
4 | 23103112233021 |
5 | 342020420431 |
6 | 30452141213 |
7 | 4461525303 |
oct | 1323265711 |
9 | 435725160 |
10 | 189623241 |
11 | 98045825 |
12 | 53607809 |
13 | 30393102 |
14 | 1b280973 |
15 | 119a99e6 |
hex | b4d6bc9 |
189623241 has 16 divisors (see below), whose sum is σ = 286225920. Its totient is φ = 124029360.
The previous prime is 189623209. The next prime is 189623243. The reversal of 189623241 is 142326981.
189623241 is a `hidden beast` number, since 1 + 8 + 9 + 623 + 24 + 1 = 666.
It is not a de Polignac number, because 189623241 - 25 = 189623209 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 189623196 and 189623205.
It is not an unprimeable number, because it can be changed into a prime (189623243) 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, 64825 + ... + 67686.
It is an arithmetic number, because the mean of its divisors is an integer number (17889120).
Almost surely, 2189623241 is an apocalyptic number.
It is an amenable number.
189623241 is a deficient number, since it is larger than the sum of its proper divisors (96602679).
189623241 is a wasteful number, since it uses less digits than its factorization.
189623241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132573 (or 132567 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 189623241 is about 13770.3754850767. The cubic root of 189623241 is about 574.5094654481.
The spelling of 189623241 in words is "one hundred eighty-nine million, six hundred twenty-three thousand, two hundred forty-one".
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