Base | Representation |
---|---|
bin | 1100001110101… |
… | …0111110000000 |
3 | 10120112000020202 |
4 | 3003222332000 |
5 | 101112402310 |
6 | 5031224332 |
7 | 1161664265 |
oct | 303527600 |
9 | 116460222 |
10 | 51294080 |
11 | 26a55002 |
12 | 152180a8 |
13 | a81c436 |
14 | 6b5326c |
15 | 47833a5 |
hex | 30eaf80 |
51294080 has 32 divisors (see below), whose sum is σ = 122626440. Its totient is φ = 20517376.
The previous prime is 51294079. The next prime is 51294097. The reversal of 51294080 is 8049215.
It is a tau number, because it is divible by the number of its divisors (32).
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, 39434 + ... + 40713.
Almost surely, 251294080 is an apocalyptic number.
It is an amenable number.
51294080 is an abundant number, since it is smaller than the sum of its proper divisors (71332360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51294080 is an equidigital number, since it uses as much as digits as its factorization.
51294080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80166 (or 80154 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 29.
The square root of 51294080 is about 7161.9885506750. The cubic root of 51294080 is about 371.5544053782.
The spelling of 51294080 in words is "fifty-one million, two hundred ninety-four thousand, eighty".
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