Base | Representation |
---|---|
bin | 1111001110110… |
… | …1100100001110 |
3 | 11110012211100112 |
4 | 3303231210032 |
5 | 112323401010 |
6 | 10201200022 |
7 | 1404015212 |
oct | 363554416 |
9 | 143184315 |
10 | 63887630 |
11 | 330767a4 |
12 | 19490012 |
13 | 1030b641 |
14 | 86b0942 |
15 | 591ea05 |
hex | 3ced90e |
63887630 has 16 divisors (see below), whose sum is σ = 115449840. Its totient is φ = 25454592.
The previous prime is 63887627. The next prime is 63887639. The reversal of 63887630 is 3678836.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63887639) 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, 9860 + ... + 14999.
It is an arithmetic number, because the mean of its divisors is an integer number (7215615).
Almost surely, 263887630 is an apocalyptic number.
63887630 is a deficient number, since it is larger than the sum of its proper divisors (51562210).
63887630 is a wasteful number, since it uses less digits than its factorization.
63887630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25123.
The product of its (nonzero) digits is 145152, while the sum is 41.
The square root of 63887630 is about 7992.9737895229. The cubic root of 63887630 is about 399.7657586876.
The spelling of 63887630 in words is "sixty-three million, eight hundred eighty-seven thousand, six hundred thirty".
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