Base | Representation |
---|---|
bin | 10101001101111011000… |
… | …00011100011011101001 |
3 | 2120200202021102212211010 |
4 | 22212331200130123221 |
5 | 43421022342400123 |
6 | 1314524454454133 |
7 | 103446005111106 |
oct | 12467540343351 |
9 | 2520667385733 |
10 | 729028871913 |
11 | 2611a7879831 |
12 | b935a364349 |
13 | 53993593524 |
14 | 273dc799aad |
15 | 13e6c804993 |
hex | a9bd81c6e9 |
729028871913 has 64 divisors (see below), whose sum is σ = 1100302755840. Its totient is φ = 426597000192.
The previous prime is 729028871903. The next prime is 729028871941. The reversal of 729028871913 is 319178820927.
It is not a de Polignac number, because 729028871913 - 24 = 729028871897 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is not an unprimeable number, because it can be changed into a prime (729028871903) 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, 129648420 + ... + 129654042.
It is an arithmetic number, because the mean of its divisors is an integer number (17192230560).
Almost surely, 2729028871913 is an apocalyptic number.
It is an amenable number.
729028871913 is a deficient number, since it is larger than the sum of its proper divisors (371273883927).
729028871913 is a wasteful number, since it uses less digits than its factorization.
729028871913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7726.
The product of its (nonzero) digits is 3048192, while the sum is 57.
The spelling of 729028871913 in words is "seven hundred twenty-nine billion, twenty-eight million, eight hundred seventy-one thousand, nine hundred thirteen".
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