Base | Representation |
---|---|
bin | 110000001010000011… |
… | …001110111001001100 |
3 | 11221110122011002202000 |
4 | 300022003032321030 |
5 | 1321344301232043 |
6 | 35430542432300 |
7 | 3510243451554 |
oct | 601203167114 |
9 | 157418132660 |
10 | 51708227148 |
11 | 1aa24a45426 |
12 | a030b92690 |
13 | 4b50939c16 |
14 | 2707558164 |
15 | 15298212d3 |
hex | c0a0cee4c |
51708227148 has 48 divisors (see below), whose sum is σ = 134082816000. Its totient is φ = 17232932304.
The previous prime is 51708227117. The next prime is 51708227149. The reversal of 51708227148 is 84172280715.
51708227148 is a `hidden beast` number, since 517 + 0 + 8 + 22 + 71 + 48 = 666.
It is not an unprimeable number, because it can be changed into a prime (51708227149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594213 + ... + 675651.
It is an arithmetic number, because the mean of its divisors is an integer number (2793392000).
Almost surely, 251708227148 is an apocalyptic number.
It is an amenable number.
51708227148 is an abundant number, since it is smaller than the sum of its proper divisors (82374588852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51708227148 is a wasteful number, since it uses less digits than its factorization.
51708227148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87331 (or 87323 counting only the distinct ones).
The product of its (nonzero) digits is 250880, while the sum is 45.
The spelling of 51708227148 in words is "fifty-one billion, seven hundred eight million, two hundred twenty-seven thousand, one hundred forty-eight".
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