Base | Representation |
---|---|
bin | 100101100100010… |
… | …110101110111110 |
3 | 1121220222220121212 |
4 | 211210112232332 |
5 | 2242323143134 |
6 | 142313124422 |
7 | 21422232200 |
oct | 4544265676 |
9 | 1556886555 |
10 | 630287294 |
11 | 2a386519a |
12 | 1570b9712 |
13 | a0771580 |
14 | 5d9cc770 |
15 | 3a501bce |
hex | 25916bbe |
630287294 has 24 divisors (see below), whose sum is σ = 1184388408. Its totient is φ = 249343920.
The previous prime is 630287293. The next prime is 630287297. The reversal of 630287294 is 492782036.
It is a happy number.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630287293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246092 + ... + 248639.
It is an arithmetic number, because the mean of its divisors is an integer number (49349517).
Almost surely, 2630287294 is an apocalyptic number.
630287294 is a deficient number, since it is larger than the sum of its proper divisors (554101114).
630287294 is a wasteful number, since it uses less digits than its factorization.
630287294 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 494760 (or 494753 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 41.
The square root of 630287294 is about 25105.5231771816. The cubic root of 630287294 is about 857.3921785853.
The spelling of 630287294 in words is "six hundred thirty million, two hundred eighty-seven thousand, two hundred ninety-four".
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