Base | Representation |
---|---|
bin | 100001111001110111… |
… | …0111001011110110110 |
3 | 20221221011021211210222 |
4 | 1003303232321132312 |
5 | 2143103002244134 |
6 | 53240421414342 |
7 | 5155160115554 |
oct | 1036356713666 |
9 | 227834254728 |
10 | 72808634294 |
11 | 28972637640 |
12 | 1213b56a3b2 |
13 | 6b342a8936 |
14 | 3749a46bd4 |
15 | 1d61ea3a2e |
hex | 10f3bb97b6 |
72808634294 has 16 divisors (see below), whose sum is σ = 119872336320. Its totient is φ = 32891796360.
The previous prime is 72808634293. The next prime is 72808634323. The reversal of 72808634294 is 49243680827.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72808634293) 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, 10148204 + ... + 10155375.
It is an arithmetic number, because the mean of its divisors is an integer number (7492021020).
Almost surely, 272808634294 is an apocalyptic number.
72808634294 is a deficient number, since it is larger than the sum of its proper divisors (47063702026).
72808634294 is a wasteful number, since it uses less digits than its factorization.
72808634294 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20303755.
The product of its (nonzero) digits is 4644864, while the sum is 53.
The spelling of 72808634294 in words is "seventy-two billion, eight hundred eight million, six hundred thirty-four thousand, two hundred ninety-four".
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