Base | Representation |
---|---|
bin | 10111010001000001000001… |
… | …11110010111100010110111 |
3 | 20201011001120221100212110001 |
4 | 23220200200332113202313 |
5 | 23201220143113301411 |
6 | 300451331503012131 |
7 | 13530230046434452 |
oct | 1350404076274267 |
9 | 221131527325401 |
10 | 51162203650231 |
11 | 1533585018a183 |
12 | 58a36b259a047 |
13 | 227176266737b |
14 | c8c39a0b2499 |
15 | 5daca6551dc1 |
hex | 2e8820f978b7 |
51162203650231 has 8 divisors (see below), whose sum is σ = 52250973695424. Its totient is φ = 50073442460160.
The previous prime is 51162203650171. The next prime is 51162203650249. The reversal of 51162203650231 is 13205630226115.
51162203650231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 51162203650231 - 221 = 51162201553079 is a prime.
It is a super-2 number, since 2×511622036502312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51162203650531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10197091 + ... + 14363323.
It is an arithmetic number, because the mean of its divisors is an integer number (6531371711928).
Almost surely, 251162203650231 is an apocalyptic number.
51162203650231 is a deficient number, since it is larger than the sum of its proper divisors (1088770045193).
51162203650231 is a wasteful number, since it uses less digits than its factorization.
51162203650231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4427561.
The product of its (nonzero) digits is 64800, while the sum is 37.
Adding to 51162203650231 its reverse (13205630226115), we get a palindrome (64367833876346).
The spelling of 51162203650231 in words is "fifty-one trillion, one hundred sixty-two billion, two hundred three million, six hundred fifty thousand, two hundred thirty-one".
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