Base | Representation |
---|---|
bin | 100101100100110… |
… | …101100101010100 |
3 | 1121221020022221210 |
4 | 211210311211110 |
5 | 2242341214102 |
6 | 142315541420 |
7 | 21423266451 |
oct | 4544654524 |
9 | 1557208853 |
10 | 630413652 |
11 | 2a3941120 |
12 | 15715a870 |
13 | a07b6c3b |
14 | 5da22828 |
15 | 3a52936c |
hex | 25935954 |
630413652 has 48 divisors (see below), whose sum is σ = 1699088832. Its totient is φ = 179796480.
The previous prime is 630413639. The next prime is 630413683. The reversal of 630413652 is 256314036.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138223 + ... + 142710.
It is an arithmetic number, because the mean of its divisors is an integer number (35397684).
Almost surely, 2630413652 is an apocalyptic number.
It is an amenable number.
630413652 is an abundant number, since it is smaller than the sum of its proper divisors (1068675180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630413652 is a wasteful number, since it uses less digits than its factorization.
630413652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280968 (or 280966 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 30.
The square root of 630413652 is about 25108.0395889444. The cubic root of 630413652 is about 857.4494705129.
Adding to 630413652 its reverse (256314036), we get a palindrome (886727688).
The spelling of 630413652 in words is "six hundred thirty million, four hundred thirteen thousand, six hundred fifty-two".
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