Base | Representation |
---|---|
bin | 101111111000111101… |
… | …001111000010100110 |
3 | 11220201122111220202210 |
4 | 233320331033002212 |
5 | 1320302342122324 |
6 | 35342255544250 |
7 | 3500162022102 |
oct | 577075170246 |
9 | 156648456683 |
10 | 51421442214 |
11 | 1a89807768a |
12 | 9b70b2b086 |
13 | 4b063b81ac |
14 | 26bb424902 |
15 | 150e572d29 |
hex | bf8f4f0a6 |
51421442214 has 16 divisors (see below), whose sum is σ = 104251691952. Its totient is φ = 16905679488.
The previous prime is 51421442203. The next prime is 51421442227. The reversal of 51421442214 is 41224412415.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58699839 + ... + 58700714.
It is an arithmetic number, because the mean of its divisors is an integer number (6515730747).
Almost surely, 251421442214 is an apocalyptic number.
51421442214 is an abundant number, since it is smaller than the sum of its proper divisors (52830249738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51421442214 is a wasteful number, since it uses less digits than its factorization.
51421442214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117400631.
The product of its digits is 10240, while the sum is 30.
Adding to 51421442214 its reverse (41224412415), we get a palindrome (92645854629).
The spelling of 51421442214 in words is "fifty-one billion, four hundred twenty-one million, four hundred forty-two thousand, two hundred fourteen".
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