Base | Representation |
---|---|
bin | 1100010100100… |
… | …1001101101100 |
3 | 10121020121210002 |
4 | 3011021031230 |
5 | 101212230413 |
6 | 5043403432 |
7 | 1165162604 |
oct | 305111554 |
9 | 117217702 |
10 | 51680108 |
11 | 27199037 |
12 | 15383578 |
13 | a92605c |
14 | 6c13c04 |
15 | 480c958 |
hex | 314936c |
51680108 has 12 divisors (see below), whose sum is σ = 90567120. Its totient is φ = 25803792.
The previous prime is 51680093. The next prime is 51680113. The reversal of 51680108 is 80108615.
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, 5723 + ... + 11666.
It is an arithmetic number, because the mean of its divisors is an integer number (7547260).
Almost surely, 251680108 is an apocalyptic number.
It is an amenable number.
51680108 is a deficient number, since it is larger than the sum of its proper divisors (38887012).
51680108 is a wasteful number, since it uses less digits than its factorization.
51680108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18136 (or 18134 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 29.
The square root of 51680108 is about 7188.8878138416. The cubic root of 51680108 is about 372.4841558956.
The spelling of 51680108 in words is "fifty-one million, six hundred eighty thousand, one hundred eight".
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