Base | Representation |
---|---|
bin | 10110100100110… |
… | …01101000010100 |
3 | 111012100010211220 |
4 | 23102121220110 |
5 | 341434413243 |
6 | 30442530340 |
7 | 4456433502 |
oct | 1322315024 |
9 | 435303756 |
10 | 189372948 |
11 | 97994776 |
12 | 535069b0 |
13 | 303061cb |
14 | 1b217672 |
15 | 1195a783 |
hex | b499a14 |
189372948 has 24 divisors (see below), whose sum is σ = 444118752. Its totient is φ = 62803104.
The previous prime is 189372913. The next prime is 189372959. The reversal of 189372948 is 849273981.
It is a super-2 number, since 2×1893729482 = 71724226868421408, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 189372948.
It is a congruent number.
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, 37690 + ... + 42417.
It is an arithmetic number, because the mean of its divisors is an integer number (18504948).
Almost surely, 2189372948 is an apocalyptic number.
It is an amenable number.
189372948 is an abundant number, since it is smaller than the sum of its proper divisors (254745804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189372948 is a wasteful number, since it uses less digits than its factorization.
189372948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80311 (or 80309 counting only the distinct ones).
The product of its digits is 870912, while the sum is 51.
The square root of 189372948 is about 13761.2843877307. The cubic root of 189372948 is about 574.2565797594.
The spelling of 189372948 in words is "one hundred eighty-nine million, three hundred seventy-two thousand, nine hundred forty-eight".
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