Base | Representation |
---|---|
bin | 1001111010101… |
… | …11010001010101 |
3 | 12210112202001000 |
4 | 10331113101111 |
5 | 132244214330 |
6 | 12131053513 |
7 | 2030100630 |
oct | 475272125 |
9 | 183482030 |
10 | 83194965 |
11 | 42a63677 |
12 | 23a41299 |
13 | 1430b6b9 |
14 | b098c17 |
15 | 7485560 |
hex | 4f57455 |
83194965 has 32 divisors (see below), whose sum is σ = 169032960. Its totient is φ = 38031552.
The previous prime is 83194963. The next prime is 83194987. The reversal of 83194965 is 56949138.
It is a happy number.
It is not a de Polignac number, because 83194965 - 21 = 83194963 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 83194965.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83194963) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43074 + ... + 44963.
It is an arithmetic number, because the mean of its divisors is an integer number (5282280).
Almost surely, 283194965 is an apocalyptic number.
It is an amenable number.
83194965 is an abundant number, since it is smaller than the sum of its proper divisors (85837995).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83194965 is a wasteful number, since it uses less digits than its factorization.
83194965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88058 (or 88052 counting only the distinct ones).
The product of its digits is 233280, while the sum is 45.
The square root of 83194965 is about 9121.1273974219. The cubic root of 83194965 is about 436.5483466956.
The spelling of 83194965 in words is "eighty-three million, one hundred ninety-four thousand, nine hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •