Base | Representation |
---|---|
bin | 1100011000101… |
… | …0011001110100 |
3 | 10121202012001120 |
4 | 3012022121310 |
5 | 101244301444 |
6 | 5053223540 |
7 | 1200354225 |
oct | 306123164 |
9 | 117665046 |
10 | 51947124 |
11 | 27360709 |
12 | 15491bb0 |
13 | a9ba758 |
14 | 6c8324c |
15 | 4861b19 |
hex | 318a674 |
51947124 has 12 divisors (see below), whose sum is σ = 121209984. Its totient is φ = 17315704.
The previous prime is 51947113. The next prime is 51947143. The reversal of 51947124 is 42174915.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2164452 + ... + 2164475.
It is an arithmetic number, because the mean of its divisors is an integer number (10100832).
Almost surely, 251947124 is an apocalyptic number.
It is an amenable number.
51947124 is an abundant number, since it is smaller than the sum of its proper divisors (69262860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51947124 is a wasteful number, since it uses less digits than its factorization.
51947124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4328934 (or 4328932 counting only the distinct ones).
The product of its digits is 10080, while the sum is 33.
The square root of 51947124 is about 7207.4353274934. The cubic root of 51947124 is about 373.1245597889.
The spelling of 51947124 in words is "fifty-one million, nine hundred forty-seven thousand, one hundred twenty-four".
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