Base | Representation |
---|---|
bin | 1111100100110… |
… | …0101000111110 |
3 | 11112220212220210 |
4 | 3321030220332 |
5 | 113210410010 |
6 | 10252053250 |
7 | 1422154506 |
oct | 371145076 |
9 | 145825823 |
10 | 65325630 |
11 | 33969127 |
12 | 19a64226 |
13 | 106c3026 |
14 | 8966a06 |
15 | 5b05b20 |
hex | 3e4ca3e |
65325630 has 16 divisors (see below), whose sum is σ = 156781584. Its totient is φ = 17420160.
The previous prime is 65325619. The next prime is 65325641. The reversal of 65325630 is 3652356.
It is an interprime number because it is at equal distance from previous prime (65325619) and next prime (65325641).
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 2177521 = 65325630 / (6 + 5 + 3 + 2 + 5 + 6 + 3 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088731 + ... + 1088790.
It is an arithmetic number, because the mean of its divisors is an integer number (9798849).
Almost surely, 265325630 is an apocalyptic number.
65325630 is an abundant number, since it is smaller than the sum of its proper divisors (91455954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65325630 is a wasteful number, since it uses less digits than its factorization.
65325630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2177531.
The product of its (nonzero) digits is 16200, while the sum is 30.
The square root of 65325630 is about 8082.4272344389. The cubic root of 65325630 is about 402.7428777300.
Adding to 65325630 its reverse (3652356), we get a palindrome (68977986).
The spelling of 65325630 in words is "sixty-five million, three hundred twenty-five thousand, six hundred thirty".
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