Base | Representation |
---|---|
bin | 111010111001110100… |
… | …011101011101101000 |
3 | 20001020210112112010111 |
4 | 322321310131131220 |
5 | 2014012223014042 |
6 | 45015540224104 |
7 | 4366215206056 |
oct | 727164353550 |
9 | 201223475114 |
10 | 63247079272 |
11 | 24906366853 |
12 | 1031139b034 |
13 | 5c6c3a0880 |
14 | 30bdc151d6 |
15 | 19a2850517 |
hex | eb9d1d768 |
63247079272 has 32 divisors (see below), whose sum is σ = 132114263400. Its totient is φ = 28184373504.
The previous prime is 63247079267. The next prime is 63247079279. The reversal of 63247079272 is 27297074236.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 32297121796 + 30949957476 = 179714^2 + 175926^2 .
It is not an unprimeable number, because it can be changed into a prime (63247079279) 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, 10482243 + ... + 10488274.
Almost surely, 263247079272 is an apocalyptic number.
It is an amenable number.
63247079272 is an abundant number, since it is smaller than the sum of its proper divisors (68867184128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63247079272 is a wasteful number, since it uses less digits than its factorization.
63247079272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20970565 (or 20970561 counting only the distinct ones).
The product of its (nonzero) digits is 1778112, while the sum is 49.
The spelling of 63247079272 in words is "sixty-three billion, two hundred forty-seven million, seventy-nine thousand, two hundred seventy-two".
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