Base | Representation |
---|---|
bin | 10110100100001… |
… | …01111110100100 |
3 | 111012012001102120 |
4 | 23102011332210 |
5 | 341424324302 |
6 | 30441105540 |
7 | 4455650016 |
oct | 1322057644 |
9 | 435161376 |
10 | 189292452 |
11 | 9793a248 |
12 | 534882b0 |
13 | 302a868b |
14 | 1b1d61b6 |
15 | 119419bc |
hex | b485fa4 |
189292452 has 24 divisors (see below), whose sum is σ = 445737600. Its totient is φ = 62518176.
The previous prime is 189292393. The next prime is 189292463. The reversal of 189292452 is 254292981.
It is a happy number.
189292452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71052 + ... + 73667.
It is an arithmetic number, because the mean of its divisors is an integer number (18572400).
Almost surely, 2189292452 is an apocalyptic number.
189292452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
189292452 is an abundant number, since it is smaller than the sum of its proper divisors (256445148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189292452 is a wasteful number, since it uses less digits than its factorization.
189292452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144835 (or 144833 counting only the distinct ones).
The product of its digits is 103680, while the sum is 42.
The square root of 189292452 is about 13758.3593498644. The cubic root of 189292452 is about 574.1752025805.
The spelling of 189292452 in words is "one hundred eighty-nine million, two hundred ninety-two thousand, four hundred fifty-two".
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