Base | Representation |
---|---|
bin | 1100001110110… |
… | …1000100011100 |
3 | 10120112110001102 |
4 | 3003231010130 |
5 | 101113141214 |
6 | 5031332232 |
7 | 1162031336 |
oct | 303550434 |
9 | 116473042 |
10 | 51302684 |
11 | 26a60514 |
12 | 15221078 |
13 | a823324 |
14 | 6b56456 |
15 | 4785bde |
hex | 30ed11c |
51302684 has 12 divisors (see below), whose sum is σ = 89837664. Its totient is φ = 25634784.
The previous prime is 51302677. The next prime is 51302687. The reversal of 51302684 is 48620315.
It is a hoax number, since the sum of its digits (29) 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 (51302687) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5144 + ... + 11360.
It is an arithmetic number, because the mean of its divisors is an integer number (7486472).
Almost surely, 251302684 is an apocalyptic number.
It is an amenable number.
51302684 is a deficient number, since it is larger than the sum of its proper divisors (38534980).
51302684 is a wasteful number, since it uses less digits than its factorization.
51302684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8284 (or 8282 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 51302684 is about 7162.5891966523. The cubic root of 51302684 is about 371.5751788955.
Adding to 51302684 its reverse (48620315), we get a palindrome (99922999).
The spelling of 51302684 in words is "fifty-one million, three hundred two thousand, six hundred eighty-four".
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