Base | Representation |
---|---|
bin | 1001101001101… |
… | …01111010100110 |
3 | 12122100020212121 |
4 | 10310311322212 |
5 | 131211224230 |
6 | 12011140154 |
7 | 2002105312 |
oct | 464657246 |
9 | 178306777 |
10 | 80961190 |
11 | 41778382 |
12 | 2314465a |
13 | 13a08a3b |
14 | aa76b42 |
15 | 719377a |
hex | 4d35ea6 |
80961190 has 8 divisors (see below), whose sum is σ = 145730160. Its totient is φ = 32384472.
The previous prime is 80961187. The next prime is 80961197. The reversal of 80961190 is 9116908.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×809611902 = 13109428572432200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80961197) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4048050 + ... + 4048069.
It is an arithmetic number, because the mean of its divisors is an integer number (18216270).
Almost surely, 280961190 is an apocalyptic number.
80961190 is a deficient number, since it is larger than the sum of its proper divisors (64768970).
80961190 is a wasteful number, since it uses less digits than its factorization.
80961190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8096126.
The product of its (nonzero) digits is 3888, while the sum is 34.
The square root of 80961190 is about 8997.8436305595. The cubic root of 80961190 is about 432.6057567121.
The spelling of 80961190 in words is "eighty million, nine hundred sixty-one thousand, one hundred ninety".
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