Base | Representation |
---|---|
bin | 1100010101011… |
… | …1011101110101 |
3 | 10121100120212012 |
4 | 3011113131311 |
5 | 101221112420 |
6 | 5044534005 |
7 | 1165525031 |
oct | 305273565 |
9 | 117316765 |
10 | 51738485 |
11 | 27228987 |
12 | 153b1305 |
13 | a9467b6 |
14 | 6c2b1c1 |
15 | 481edc5 |
hex | 3157775 |
51738485 has 8 divisors (see below), whose sum is σ = 62656440. Its totient is φ = 41010624.
The previous prime is 51738451. The next prime is 51738517. The reversal of 51738485 is 58483715.
It can be written as a sum of positive squares in 4 ways, for example, as 13965169 + 37773316 = 3737^2 + 6146^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51738485 - 210 = 51737461 is a prime.
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, 46922 + ... + 48011.
It is an arithmetic number, because the mean of its divisors is an integer number (7832055).
Almost surely, 251738485 is an apocalyptic number.
It is an amenable number.
51738485 is a deficient number, since it is larger than the sum of its proper divisors (10917955).
51738485 is a wasteful number, since it uses less digits than its factorization.
51738485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95047.
The product of its digits is 134400, while the sum is 41.
The square root of 51738485 is about 7192.9468926164. The cubic root of 51738485 is about 372.6243537792.
The spelling of 51738485 in words is "fifty-one million, seven hundred thirty-eight thousand, four hundred eighty-five".
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