Base | Representation |
---|---|
bin | 10110100111000… |
… | …11011111010000 |
3 | 111012220111211111 |
4 | 23103203133100 |
5 | 342024103342 |
6 | 30453223104 |
7 | 4462133500 |
oct | 1323433720 |
9 | 435814744 |
10 | 189675472 |
11 | 98080a98 |
12 | 53631a94 |
13 | 303b0b0c |
14 | 1b295a00 |
15 | 119ba217 |
hex | b4e37d0 |
189675472 has 60 divisors (see below), whose sum is σ = 431480196. Its totient is φ = 80532480.
The previous prime is 189675469. The next prime is 189675481. The reversal of 189675472 is 274576981.
It can be written as a sum of positive squares in 2 ways, for example, as 86936976 + 102738496 = 9324^2 + 10136^2 .
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87522 + ... + 89662.
Almost surely, 2189675472 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 189675472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215740098).
189675472 is an abundant number, since it is smaller than the sum of its proper divisors (241804724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189675472 is a wasteful number, since it uses less digits than its factorization.
189675472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2276 (or 2263 counting only the distinct ones).
The product of its digits is 846720, while the sum is 49.
The square root of 189675472 is about 13772.2718532565. The cubic root of 189675472 is about 574.5622094209.
The spelling of 189675472 in words is "one hundred eighty-nine million, six hundred seventy-five thousand, four hundred seventy-two".
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