Base | Representation |
---|---|
bin | 101111110011110011… |
… | …101010011111100111 |
3 | 11220111121221121000100 |
4 | 233303303222133213 |
5 | 1320113233002033 |
6 | 35325532115143 |
7 | 3465062462322 |
oct | 576363523747 |
9 | 156447847010 |
10 | 51335047143 |
11 | 1a8533287a6 |
12 | 9b48005ab3 |
13 | 4ac1529053 |
14 | 26adb757b9 |
15 | 1506ba9513 |
hex | bf3cea7e7 |
51335047143 has 12 divisors (see below), whose sum is σ = 75194999568. Its totient is φ = 33741345120.
The previous prime is 51335047109. The next prime is 51335047151. The reversal of 51335047143 is 34174053315.
51335047143 is a `hidden beast` number, since 5 + 1 + 3 + 3 + 504 + 7 + 143 = 666.
It is not a de Polignac number, because 51335047143 - 217 = 51334916071 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51335047098 and 51335047107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51335047193) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40167630 + ... + 40168907.
It is an arithmetic number, because the mean of its divisors is an integer number (6266249964).
Almost surely, 251335047143 is an apocalyptic number.
51335047143 is a deficient number, since it is larger than the sum of its proper divisors (23859952425).
51335047143 is a wasteful number, since it uses less digits than its factorization.
51335047143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80336614 (or 80336611 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 36.
The spelling of 51335047143 in words is "fifty-one billion, three hundred thirty-five million, forty-seven thousand, one hundred forty-three".
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