Base | Representation |
---|---|
bin | 1000100101110… |
… | …10111111111111 |
3 | 12000121111020122 |
4 | 10102322333333 |
5 | 121422202434 |
6 | 11052405155 |
7 | 1533402023 |
oct | 422727777 |
9 | 160544218 |
10 | 72069119 |
11 | 37754661 |
12 | 201767bb |
13 | 11c14565 |
14 | 9800383 |
15 | 64d8c2e |
hex | 44bafff |
72069119 has 2 divisors, whose sum is σ = 72069120. Its totient is φ = 72069118.
The previous prime is 72069091. The next prime is 72069131. The reversal of 72069119 is 91196027.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 72069119 - 216 = 72003583 is a prime.
It is a super-2 number, since 2×720691192 = 10387915826872322, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (72069139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36034559 + 36034560.
It is an arithmetic number, because the mean of its divisors is an integer number (36034560).
Almost surely, 272069119 is an apocalyptic number.
72069119 is a deficient number, since it is larger than the sum of its proper divisors (1).
72069119 is an equidigital number, since it uses as much as digits as its factorization.
72069119 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6804, while the sum is 35.
The square root of 72069119 is about 8489.3532733654. The cubic root of 72069119 is about 416.1498454729.
The spelling of 72069119 in words is "seventy-two million, sixty-nine thousand, one hundred nineteen".
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