Base | Representation |
---|---|
bin | 10110100101110… |
… | …11101000010110 |
3 | 111012121012212220 |
4 | 23102323220112 |
5 | 342003342324 |
6 | 30445523210 |
7 | 4460553513 |
oct | 1322735026 |
9 | 435535786 |
10 | 189512214 |
11 | 97a7a371 |
12 | 53573506 |
13 | 30354708 |
14 | 1b25230a |
15 | 11986b79 |
hex | b4bba16 |
189512214 has 8 divisors (see below), whose sum is σ = 379024440. Its totient is φ = 63170736.
The previous prime is 189512201. The next prime is 189512221. The reversal of 189512214 is 412215981.
It is a sphenic number, since it is the product of 3 distinct primes.
189512214 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15792679 + ... + 15792690.
It is an arithmetic number, because the mean of its divisors is an integer number (47378055).
Almost surely, 2189512214 is an apocalyptic number.
189512214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189512214 is a wasteful number, since it uses less digits than its factorization.
189512214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31585374.
The product of its digits is 5760, while the sum is 33.
The square root of 189512214 is about 13766.3435232454. The cubic root of 189512214 is about 574.3973158415.
The spelling of 189512214 in words is "one hundred eighty-nine million, five hundred twelve thousand, two hundred fourteen".
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