Base | Representation |
---|---|
bin | 1010001100000… |
… | …11110110000100 |
3 | 12221211120020100 |
4 | 11012003312010 |
5 | 133340142232 |
6 | 12252004100 |
7 | 2055344232 |
oct | 506036604 |
9 | 187746210 |
10 | 85474692 |
11 | 44280446 |
12 | 24760630 |
13 | 14929254 |
14 | b4cd952 |
15 | 7785c7c |
hex | 5183d84 |
85474692 has 54 divisors (see below), whose sum is σ = 228065838. Its totient is φ = 26987904.
The previous prime is 85474681. The next prime is 85474729. The reversal of 85474692 is 29647458.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 85266756 + 207936 = 9234^2 + 456^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9708 + ... + 16284.
Almost surely, 285474692 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85474692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114032919).
85474692 is an abundant number, since it is smaller than the sum of its proper divisors (142591146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85474692 is a wasteful number, since it uses less digits than its factorization.
85474692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6625 (or 6601 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 85474692 is about 9245.2524032608. The cubic root of 85474692 is about 440.4999345067.
The spelling of 85474692 in words is "eighty-five million, four hundred seventy-four thousand, six hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •