Base | Representation |
---|---|
bin | 101111100110000110… |
… | …111101010111001101 |
3 | 11212220121111101010022 |
4 | 233212012331113031 |
5 | 1314130414133031 |
6 | 35251042151525 |
7 | 3456302144366 |
oct | 574606752715 |
9 | 155817441108 |
10 | 51105224141 |
11 | 1a745626334 |
12 | 9aa30525a5 |
13 | 4a85a2c4ca |
14 | 268b42cb6d |
15 | 14e190d97b |
hex | be61bd5cd |
51105224141 has 24 divisors (see below), whose sum is σ = 56401487520. Its totient is φ = 46173843936.
The previous prime is 51105224111. The next prime is 51105224147. The reversal of 51105224141 is 14142250115.
It is a happy number.
It is not a de Polignac number, because 51105224141 - 26 = 51105224077 is a prime.
It is a super-2 number, since 2×511052241412 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51105224141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51105224147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3480371 + ... + 3495023.
It is an arithmetic number, because the mean of its divisors is an integer number (2350061980).
Almost surely, 251105224141 is an apocalyptic number.
It is an amenable number.
51105224141 is a deficient number, since it is larger than the sum of its proper divisors (5296263379).
51105224141 is a wasteful number, since it uses less digits than its factorization.
51105224141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15065 (or 15042 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 26.
Adding to 51105224141 its reverse (14142250115), we get a palindrome (65247474256).
The spelling of 51105224141 in words is "fifty-one billion, one hundred five million, two hundred twenty-four thousand, one hundred forty-one".
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