Base | Representation |
---|---|
bin | 1100001100111… |
… | …1101011111110 |
3 | 10120022022222000 |
4 | 3003033223332 |
5 | 101100313314 |
6 | 5025003130 |
7 | 1161020430 |
oct | 303175376 |
9 | 116268860 |
10 | 51182334 |
11 | 26989055 |
12 | 151834a6 |
13 | a7b0608 |
14 | 6b24650 |
15 | 4760209 |
hex | 30cfafe |
51182334 has 32 divisors (see below), whose sum is σ = 129987840. Its totient is φ = 14623416.
The previous prime is 51182311. The next prime is 51182347. The reversal of 51182334 is 43328115.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 51182298 and 51182307.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67324 + ... + 68079.
It is an arithmetic number, because the mean of its divisors is an integer number (4062120).
Almost surely, 251182334 is an apocalyptic number.
51182334 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
51182334 is an abundant number, since it is smaller than the sum of its proper divisors (78805506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51182334 is a wasteful number, since it uses less digits than its factorization.
51182334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135421 (or 135415 counting only the distinct ones).
The product of its digits is 2880, while the sum is 27.
The square root of 51182334 is about 7154.1829722198. The cubic root of 51182334 is about 371.2843943239.
The spelling of 51182334 in words is "fifty-one million, one hundred eighty-two thousand, three hundred thirty-four".
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