Base | Representation |
---|---|
bin | 10110100010011… |
… | …10000000000000 |
3 | 111011202101220120 |
4 | 23101032000000 |
5 | 341400010133 |
6 | 30432140240 |
7 | 4454003400 |
oct | 1321160000 |
9 | 434671816 |
10 | 189063168 |
11 | 977a2a58 |
12 | 53397680 |
13 | 302281c8 |
14 | 1b176800 |
15 | 118e8ab3 |
hex | b44e000 |
189063168 has 168 divisors, whose sum is σ = 590181192. Its totient is φ = 53673984.
The previous prime is 189063157. The next prime is 189063179. The reversal of 189063168 is 861360981.
It is an interprime number because it is at equal distance from previous prime (189063157) and next prime (189063179).
It is a tau number, because it is divible by the number of its divisors (168).
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 1204146 + ... + 1204302.
Almost surely, 2189063168 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 189063168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295090596).
189063168 is an abundant number, since it is smaller than the sum of its proper divisors (401118024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189063168 is an equidigital number, since it uses as much as digits as its factorization.
189063168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200 (or 169 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 189063168 is about 13750.0242908876. The cubic root of 189063168 is about 573.9432821214.
The spelling of 189063168 in words is "one hundred eighty-nine million, sixty-three thousand, one hundred sixty-eight".
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