Base | Representation |
---|---|
bin | 1100010101101… |
… | …1110011000110 |
3 | 10121101111012102 |
4 | 3011123303012 |
5 | 101222144410 |
6 | 5045152102 |
7 | 1165630541 |
oct | 305336306 |
9 | 117344172 |
10 | 51756230 |
11 | 27240249 |
12 | 153bb632 |
13 | a9518b6 |
14 | 6c33858 |
15 | 48252a5 |
hex | 315bcc6 |
51756230 has 16 divisors (see below), whose sum is σ = 93376800. Its totient is φ = 20654592.
The previous prime is 51756223. The next prime is 51756251. The reversal of 51756230 is 3265715.
It is a junction number, because it is equal to n+sod(n) for n = 51756193 and 51756202.
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, 1274 + ... + 10253.
It is an arithmetic number, because the mean of its divisors is an integer number (5836050).
Almost surely, 251756230 is an apocalyptic number.
51756230 is a deficient number, since it is larger than the sum of its proper divisors (41620570).
51756230 is a wasteful number, since it uses less digits than its factorization.
51756230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11983.
The product of its (nonzero) digits is 6300, while the sum is 29.
The square root of 51756230 is about 7194.1802868708. The cubic root of 51756230 is about 372.6669491725. Note that the first 3 decimals are identical.
The spelling of 51756230 in words is "fifty-one million, seven hundred fifty-six thousand, two hundred thirty".
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