Base | Representation |
---|---|
bin | 1111000101000… |
… | …0001110101100 |
3 | 11102000002100000 |
4 | 3301100032230 |
5 | 112142240210 |
6 | 10135304300 |
7 | 1365362310 |
oct | 361201654 |
9 | 142002300 |
10 | 63243180 |
11 | 327765a0 |
12 | 1921b090 |
13 | 10144200 |
14 | 8583b40 |
15 | 5843ac0 |
hex | 3c503ac |
63243180 has 432 divisors, whose sum is σ = 268579584. Its totient is φ = 12130560.
The previous prime is 63243163. The next prime is 63243181. The reversal of 63243180 is 8134236.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63243181) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4864854 + ... + 4864866.
It is an arithmetic number, because the mean of its divisors is an integer number (621712).
Almost surely, 263243180 is an apocalyptic number.
63243180 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 63243180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134289792).
63243180 is an abundant number, since it is smaller than the sum of its proper divisors (205336404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63243180 is a wasteful number, since it uses less digits than its factorization.
63243180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68 (or 41 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 63243180 is about 7952.5580790083. The cubic root of 63243180 is about 398.4170354887.
The spelling of 63243180 in words is "sixty-three million, two hundred forty-three thousand, one hundred eighty".
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