Base | Representation |
---|---|
bin | 110000000000101111… |
… | …010100001110000111 |
3 | 11221001202012111200001 |
4 | 300000233110032013 |
5 | 1321034303324033 |
6 | 35403242302131 |
7 | 3503335602403 |
oct | 600057241607 |
9 | 157052174601 |
10 | 51552011143 |
11 | 1a954847a96 |
12 | 9ba87b7947 |
13 | 4b27472909 |
14 | 26d08d2103 |
15 | 151ac64e7d |
hex | c00bd4387 |
51552011143 has 8 divisors (see below), whose sum is σ = 51743062736. Its totient is φ = 51361128000.
The previous prime is 51552011129. The next prime is 51552011219. The reversal of 51552011143 is 34111025515.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 51552011143 - 213 = 51552002951 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51552011113) 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, 588493 + ... + 670393.
It is an arithmetic number, because the mean of its divisors is an integer number (6467882842).
Almost surely, 251552011143 is an apocalyptic number.
51552011143 is a deficient number, since it is larger than the sum of its proper divisors (191051593).
51552011143 is a wasteful number, since it uses less digits than its factorization.
51552011143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84225.
The product of its (nonzero) digits is 3000, while the sum is 28.
Adding to 51552011143 its reverse (34111025515), we get a palindrome (85663036658).
The spelling of 51552011143 in words is "fifty-one billion, five hundred fifty-two million, eleven thousand, one hundred forty-three".
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