Base | Representation |
---|---|
bin | 100001010011… |
… | …011000110001 |
3 | 121102112112022 |
4 | 201103120301 |
5 | 4213331121 |
6 | 511041225 |
7 | 134130236 |
oct | 41233061 |
9 | 17375468 |
10 | 8730161 |
11 | 4a23110 |
12 | 2b10215 |
13 | 1a6889b |
14 | 123378d |
15 | b76aab |
hex | 853631 |
8730161 has 8 divisors (see below), whose sum is σ = 9745824. Its totient is φ = 7751520.
The previous prime is 8730157. The next prime is 8730181. The reversal of 8730161 is 1610378.
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 8730161 - 22 = 8730157 is a prime.
It is a super-2 number, since 2×87301612 = 152431422171842, which contains 22 as substring.
It is a plaindrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 8730161.
It is not an unprimeable number, because it can be changed into a prime (8730151) 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, 8756 + ... + 9701.
It is an arithmetic number, because the mean of its divisors is an integer number (1218228).
Almost surely, 28730161 is an apocalyptic number.
It is an amenable number.
8730161 is a deficient number, since it is larger than the sum of its proper divisors (1015663).
8730161 is a wasteful number, since it uses less digits than its factorization.
8730161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18511.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 8730161 is about 2954.6845855353. The cubic root of 8730161 is about 205.9084096561.
The spelling of 8730161 in words is "eight million, seven hundred thirty thousand, one hundred sixty-one".
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