Base | Representation |
---|---|
bin | 1111110010100… |
… | …0001100110110 |
3 | 11121121120112221 |
4 | 3330220030312 |
5 | 113423144300 |
6 | 10323232554 |
7 | 1432621441 |
oct | 374501466 |
9 | 147546487 |
10 | 66224950 |
11 | 34422870 |
12 | 1a21875a |
13 | 1094947c |
14 | 8b1c658 |
15 | 5c3231a |
hex | 3f28336 |
66224950 has 36 divisors (see below), whose sum is σ = 134764812. Its totient is φ = 24012400.
The previous prime is 66224947. The next prime is 66224971. The reversal of 66224950 is 5942266.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 190677 + ... + 191023.
It is an arithmetic number, because the mean of its divisors is an integer number (3743467).
Almost surely, 266224950 is an apocalyptic number.
66224950 is an abundant number, since it is smaller than the sum of its proper divisors (68539862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66224950 is a wasteful number, since it uses less digits than its factorization.
66224950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 717 (or 365 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 66224950 is about 8137.8713432937. The cubic root of 66224950 is about 404.5826111943.
The spelling of 66224950 in words is "sixty-six million, two hundred twenty-four thousand, nine hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •