Base | Representation |
---|---|
bin | 1111001010111… |
… | …0101110100101 |
3 | 11102201202021202 |
4 | 3302232232211 |
5 | 112242131440 |
6 | 10151452245 |
7 | 1401563630 |
oct | 362565645 |
9 | 142652252 |
10 | 63630245 |
11 | 32a10388 |
12 | 19387085 |
13 | 1024b443 |
14 | 8644c17 |
15 | 58bd615 |
hex | 3caeba5 |
63630245 has 24 divisors (see below), whose sum is σ = 89268864. Its totient is φ = 42651936.
The previous prime is 63630241. The next prime is 63630247. The reversal of 63630245 is 54203636.
It is not a de Polignac number, because 63630245 - 22 = 63630241 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63630241) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76904 + ... + 77726.
It is an arithmetic number, because the mean of its divisors is an integer number (3719536).
Almost surely, 263630245 is an apocalyptic number.
It is an amenable number.
63630245 is a deficient number, since it is larger than the sum of its proper divisors (25638619).
63630245 is an equidigital number, since it uses as much as digits as its factorization.
63630245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 929 (or 882 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 29.
The square root of 63630245 is about 7976.8568371258. The cubic root of 63630245 is about 399.2281888099.
The spelling of 63630245 in words is "sixty-three million, six hundred thirty thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •