Base | Representation |
---|---|
bin | 1100001100100… |
… | …1101011111000 |
3 | 10120021002020120 |
4 | 3003021223320 |
5 | 101044022002 |
6 | 5024253240 |
7 | 1160555652 |
oct | 303115370 |
9 | 116232216 |
10 | 51157752 |
11 | 26971638 |
12 | 15171220 |
13 | a7a2379 |
14 | 6b196d2 |
15 | 4757cbc |
hex | 30c9af8 |
51157752 has 16 divisors (see below), whose sum is σ = 127894440. Its totient is φ = 17052576.
The previous prime is 51157751. The next prime is 51157753. The reversal of 51157752 is 25775115.
51157752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (51157751) and next prime (51157753).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51157751) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065763 + ... + 1065810.
Almost surely, 251157752 is an apocalyptic number.
It is an amenable number.
51157752 is an abundant number, since it is smaller than the sum of its proper divisors (76736688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51157752 is a wasteful number, since it uses less digits than its factorization.
51157752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2131582 (or 2131578 counting only the distinct ones).
The product of its digits is 12250, while the sum is 33.
The square root of 51157752 is about 7152.4647500005. The cubic root of 51157752 is about 371.2249442896.
The spelling of 51157752 in words is "fifty-one million, one hundred fifty-seven thousand, seven hundred fifty-two".
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