Base | Representation |
---|---|
bin | 10110100010001… |
… | …11101001100000 |
3 | 111011201002020000 |
4 | 23101013221200 |
5 | 341343142102 |
6 | 30431420000 |
7 | 4453534503 |
oct | 1321075140 |
9 | 434632200 |
10 | 189037152 |
11 | 97785457 |
12 | 53384600 |
13 | 30219405 |
14 | 1b16b13a |
15 | 118e101c |
hex | b447a60 |
189037152 has 60 divisors (see below), whose sum is σ = 555960636. Its totient is φ = 63011520.
The previous prime is 189037151. The next prime is 189037169. The reversal of 189037152 is 251730981.
It is a super-2 number, since 2×1890371522 = 71470089672542208, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (189037151) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33874 + ... + 39057.
Almost surely, 2189037152 is an apocalyptic number.
189037152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
189037152 is an abundant number, since it is smaller than the sum of its proper divisors (366923484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189037152 is an equidigital number, since it uses as much as digits as its factorization.
189037152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72953 (or 72936 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The square root of 189037152 is about 13749.0782236483. The cubic root of 189037152 is about 573.9169551296.
The spelling of 189037152 in words is "one hundred eighty-nine million, thirty-seven thousand, one hundred fifty-two".
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