Base | Representation |
---|---|
bin | 101111101011110001… |
… | …110101100101010000 |
3 | 11220011020111022000102 |
4 | 233223301311211100 |
5 | 1314324242204134 |
6 | 35304321111532 |
7 | 3461535541010 |
oct | 575361654520 |
9 | 156136438012 |
10 | 51200350544 |
11 | 1a7942991a2 |
12 | 9b0aa885a8 |
13 | 4a9c657915 |
14 | 2699d11c40 |
15 | 14e9e4e37e |
hex | bebc75950 |
51200350544 has 40 divisors (see below), whose sum is σ = 113391605568. Its totient is φ = 21939252480.
The previous prime is 51200350507. The next prime is 51200350547. The reversal of 51200350544 is 44505300215.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51200350547) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676499 + ... + 748365.
Almost surely, 251200350544 is an apocalyptic number.
It is an amenable number.
51200350544 is an abundant number, since it is smaller than the sum of its proper divisors (62191255024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51200350544 is a wasteful number, since it uses less digits than its factorization.
51200350544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78243 (or 78237 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 29.
Adding to 51200350544 its reverse (44505300215), we get a palindrome (95705650759).
The spelling of 51200350544 in words is "fifty-one billion, two hundred million, three hundred fifty thousand, five hundred forty-four".
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