Base | Representation |
---|---|
bin | 1100001111101… |
… | …1000101101001 |
3 | 10120122100211010 |
4 | 3003323011221 |
5 | 101122010410 |
6 | 5032454133 |
7 | 1162360626 |
oct | 303730551 |
9 | 116570733 |
10 | 51360105 |
11 | 26a9a675 |
12 | 1524a349 |
13 | a8434c4 |
14 | 6b6d34d |
15 | 4797c20 |
hex | 30fb169 |
51360105 has 16 divisors (see below), whose sum is σ = 82278720. Its totient is φ = 27357888.
The previous prime is 51360079. The next prime is 51360119. The reversal of 51360105 is 50106315.
It is a happy number.
It is not a de Polignac number, because 51360105 - 26 = 51360041 is a prime.
It is a super-2 number, since 2×513601052 = 5275720771222050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14434 + ... + 17636.
It is an arithmetic number, because the mean of its divisors is an integer number (5142420).
Almost surely, 251360105 is an apocalyptic number.
It is an amenable number.
51360105 is a deficient number, since it is larger than the sum of its proper divisors (30918615).
51360105 is a wasteful number, since it uses less digits than its factorization.
51360105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4280.
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 51360105 is about 7166.5964725245. The cubic root of 51360105 is about 371.7137568501.
The spelling of 51360105 in words is "fifty-one million, three hundred sixty thousand, one hundred five".
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