Base | Representation |
---|---|
bin | 10111001100010111010010… |
… | …01100111000101101001111 |
3 | 20200120202222202022111101111 |
4 | 23212023221030320231033 |
5 | 23141110310130021111 |
6 | 300250054045152451 |
7 | 13512540611150035 |
oct | 1346135114705517 |
9 | 220522882274344 |
10 | 51002354142031 |
11 | 15283a82314806 |
12 | 587872125b727 |
13 | 225c66963c466 |
14 | c84754574555 |
15 | 5d6a4cddea21 |
hex | 2e62e9338b4f |
51002354142031 has 16 divisors (see below), whose sum is σ = 55308737667744. Its totient is φ = 46843144233984.
The previous prime is 51002354141983. The next prime is 51002354142053. The reversal of 51002354142031 is 13024145320015.
It is a cyclic number.
It is not a de Polignac number, because 51002354142031 - 231 = 51000206658383 is a prime.
It is a super-2 number, since 2×510023541420312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51002354141984 and 51002354142002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51002354152031) 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, 30998760 + ... + 32602573.
It is an arithmetic number, because the mean of its divisors is an integer number (3456796104234).
Almost surely, 251002354142031 is an apocalyptic number.
51002354142031 is a deficient number, since it is larger than the sum of its proper divisors (4306383525713).
51002354142031 is a wasteful number, since it uses less digits than its factorization.
51002354142031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63602490.
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 51002354142031 its reverse (13024145320015), we get a palindrome (64026499462046).
The spelling of 51002354142031 in words is "fifty-one trillion, two billion, three hundred fifty-four million, one hundred forty-two thousand, thirty-one".
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