Base | Representation |
---|---|
bin | 1010010111100… |
… | …01101011101001 |
3 | 20001122200202012 |
4 | 11023301223221 |
5 | 134231120121 |
6 | 12344045305 |
7 | 2104155032 |
oct | 513615351 |
9 | 201580665 |
10 | 86973161 |
11 | 45104250 |
12 | 25163835 |
13 | 15032312 |
14 | b79da89 |
15 | 797ec5b |
hex | 52f1ae9 |
86973161 has 8 divisors (see below), whose sum is σ = 95090304. Its totient is φ = 78891120.
The previous prime is 86973157. The next prime is 86973167. The reversal of 86973161 is 16137968.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 86973161 - 22 = 86973157 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (86973167) 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, 3446 + ... + 13631.
It is an arithmetic number, because the mean of its divisors is an integer number (11886288).
Almost surely, 286973161 is an apocalyptic number.
It is an amenable number.
86973161 is a deficient number, since it is larger than the sum of its proper divisors (8117143).
86973161 is a wasteful number, since it uses less digits than its factorization.
86973161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17551.
The product of its digits is 54432, while the sum is 41.
The square root of 86973161 is about 9325.9402206962. The cubic root of 86973161 is about 443.0591923922.
The spelling of 86973161 in words is "eighty-six million, nine hundred seventy-three thousand, one hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •