Base | Representation |
---|---|
bin | 10110100101101… |
… | …01001010111001 |
3 | 111012112212120212 |
4 | 23102311022321 |
5 | 342002021003 |
6 | 30445200505 |
7 | 4460413412 |
oct | 1322651271 |
9 | 435485525 |
10 | 189485753 |
11 | 97a614a6 |
12 | 53560135 |
13 | 30345662 |
14 | 1b246809 |
15 | 1197ddd8 |
hex | b4b52b9 |
189485753 has 8 divisors (see below), whose sum is σ = 198600768. Its totient is φ = 180443824.
The previous prime is 189485749. The next prime is 189485761. The reversal of 189485753 is 357584981.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 189485753 - 22 = 189485749 is a prime.
It is not an unprimeable number, because it can be changed into a prime (189485713) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12926 + ... + 23367.
It is an arithmetic number, because the mean of its divisors is an integer number (24825096).
Almost surely, 2189485753 is an apocalyptic number.
It is an amenable number.
189485753 is a deficient number, since it is larger than the sum of its proper divisors (9115015).
189485753 is a wasteful number, since it uses less digits than its factorization.
189485753 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36543.
The product of its digits is 1209600, while the sum is 50.
The square root of 189485753 is about 13765.3824138670. The cubic root of 189485753 is about 574.3705808279.
The spelling of 189485753 in words is "one hundred eighty-nine million, four hundred eighty-five thousand, seven hundred fifty-three".
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