Base | Representation |
---|---|
bin | 1011000110110… |
… | …01000111010101 |
3 | 20111022012222010 |
4 | 11203121013111 |
5 | 142322221424 |
6 | 13124454433 |
7 | 2210611062 |
oct | 543310725 |
9 | 214265863 |
10 | 93163989 |
11 | 48652536 |
12 | 2724a419 |
13 | 163bc129 |
14 | c531c69 |
15 | 82a4229 |
hex | 58d91d5 |
93163989 has 8 divisors (see below), whose sum is σ = 125791360. Its totient is φ = 61322976.
The previous prime is 93163963. The next prime is 93163991. The reversal of 93163989 is 98936139.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 93163989 - 224 = 76386773 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93163909) 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, 196312 + ... + 196785.
It is an arithmetic number, because the mean of its divisors is an integer number (15723920).
Almost surely, 293163989 is an apocalyptic number.
It is an amenable number.
93163989 is a deficient number, since it is larger than the sum of its proper divisors (32627371).
93163989 is a wasteful number, since it uses less digits than its factorization.
93163989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393179.
The product of its digits is 314928, while the sum is 48.
The square root of 93163989 is about 9652.1494497340. The cubic root of 93163989 is about 453.3316334399.
The spelling of 93163989 in words is "ninety-three million, one hundred sixty-three thousand, nine hundred eighty-nine".
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