Base | Representation |
---|---|
bin | 101111111001000000… |
… | …101101010000010001 |
3 | 11220201201020011022102 |
4 | 233321000231100101 |
5 | 1320303110234101 |
6 | 35342331250145 |
7 | 3500202532520 |
oct | 577100552021 |
9 | 156651204272 |
10 | 51422352401 |
11 | 1a898639502 |
12 | 9b712a9955 |
13 | 4b06646574 |
14 | 26bb5c04b7 |
15 | 150e6a286b |
hex | bf902d411 |
51422352401 has 16 divisors (see below), whose sum is σ = 58900608000. Its totient is φ = 43977240528.
The previous prime is 51422352389. The next prime is 51422352439. The reversal of 51422352401 is 10425322415.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-51422352401 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (51422352481) 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, 12421790 + ... + 12425928.
It is an arithmetic number, because the mean of its divisors is an integer number (3681288000).
Almost surely, 251422352401 is an apocalyptic number.
It is an amenable number.
51422352401 is a deficient number, since it is larger than the sum of its proper divisors (7478255599).
51422352401 is a wasteful number, since it uses less digits than its factorization.
51422352401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7708.
The product of its (nonzero) digits is 9600, while the sum is 29.
Adding to 51422352401 its reverse (10425322415), we get a palindrome (61847674816).
The spelling of 51422352401 in words is "fifty-one billion, four hundred twenty-two million, three hundred fifty-two thousand, four hundred one".
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