Base | Representation |
---|---|
bin | 100101100101101… |
… | …000110111010100 |
3 | 1121221122000002100 |
4 | 211211220313110 |
5 | 2242414424300 |
6 | 142324242100 |
7 | 21425133030 |
oct | 4545506724 |
9 | 1557560070 |
10 | 630623700 |
11 | 2a3a74a13 |
12 | 157240330 |
13 | a085b725 |
14 | 5da791c0 |
15 | 3a56b700 |
hex | 25968dd4 |
630623700 has 216 divisors, whose sum is σ = 2332628480. Its totient is φ = 139449600.
The previous prime is 630623663. The next prime is 630623701. The reversal of 630623700 is 7326036.
630623700 is a `hidden beast` number, since 6 + 30 + 623 + 7 + 0 + 0 = 666.
630623700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630623701) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 193686 + ... + 196914.
Almost surely, 2630623700 is an apocalyptic number.
630623700 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 630623700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166314240).
630623700 is an abundant number, since it is smaller than the sum of its proper divisors (1702004780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630623700 is a wasteful number, since it uses less digits than its factorization.
630623700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3287 (or 3277 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 27.
The square root of 630623700 is about 25112.2221238982. Note that the first 3 decimals coincide. The cubic root of 630623700 is about 857.5446913499.
Adding to 630623700 its reverse (7326036), we get a palindrome (637949736).
The spelling of 630623700 in words is "six hundred thirty million, six hundred twenty-three thousand, seven hundred".
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