Base | Representation |
---|---|
bin | 1010000000110… |
… | …00100111101011 |
3 | 12212000222101210 |
4 | 11000120213223 |
5 | 133000040143 |
6 | 12200044203 |
7 | 2036606556 |
oct | 500304753 |
9 | 185028353 |
10 | 83986923 |
11 | 43454689 |
12 | 24163663 |
13 | 14528007 |
14 | b22369d |
15 | 7590033 |
hex | 50189eb |
83986923 has 8 divisors (see below), whose sum is σ = 112258000. Its totient is φ = 55853568.
The previous prime is 83986909. The next prime is 83986933. The reversal of 83986923 is 32968938.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83986923 - 213 = 83978731 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (83986933) 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, 32998 + ... + 35451.
It is an arithmetic number, because the mean of its divisors is an integer number (14032250).
Almost surely, 283986923 is an apocalyptic number.
83986923 is a deficient number, since it is larger than the sum of its proper divisors (28271077).
83986923 is a wasteful number, since it uses less digits than its factorization.
83986923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68861.
The product of its digits is 559872, while the sum is 48.
The square root of 83986923 is about 9164.4379533062. The cubic root of 83986923 is about 437.9291862332.
The spelling of 83986923 in words is "eighty-three million, nine hundred eighty-six thousand, nine hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •