Base | Representation |
---|---|
bin | 11100100111011110… |
… | …010111011100001101 |
3 | 2221022102100111122022 |
4 | 130213132113130031 |
5 | 1000412110332304 |
6 | 22041003055525 |
7 | 2135305361150 |
oct | 344736273415 |
9 | 87272314568 |
10 | 30727042829 |
11 | 1203868407a |
12 | 5b565115a5 |
13 | 2b88bb2462 |
14 | 16b6c21c97 |
15 | bec88debe |
hex | 72779770d |
30727042829 has 64 divisors (see below), whose sum is σ = 38601239040. Its totient is φ = 23897825280.
The previous prime is 30727042817. The next prime is 30727042831. The reversal of 30727042829 is 92824072703.
It is a happy number.
It is not a de Polignac number, because 30727042829 - 216 = 30726977293 is a prime.
It is a super-2 number, since 2×307270428292 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30727042829.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30727045829) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34798022 + ... + 34798904.
It is an arithmetic number, because the mean of its divisors is an integer number (603144360).
Almost surely, 230727042829 is an apocalyptic number.
It is an amenable number.
30727042829 is a deficient number, since it is larger than the sum of its proper divisors (7874196211).
30727042829 is a wasteful number, since it uses less digits than its factorization.
30727042829 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1110.
The product of its (nonzero) digits is 338688, while the sum is 44.
The spelling of 30727042829 in words is "thirty billion, seven hundred twenty-seven million, forty-two thousand, eight hundred twenty-nine".
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