Base | Representation |
---|---|
bin | 11011110100011101… |
… | …011011001100011110 |
3 | 2212002202212001102220 |
4 | 123310131123030132 |
5 | 442134004024141 |
6 | 21420030330210 |
7 | 2105143440222 |
oct | 336435331436 |
9 | 85082761386 |
10 | 29871158046 |
11 | 11739543184 |
12 | 5957959966 |
13 | 2a80793762 |
14 | 16352aa782 |
15 | b9c678766 |
hex | 6f475b31e |
29871158046 has 16 divisors (see below), whose sum is σ = 62339808384. Its totient is φ = 9524137304.
The previous prime is 29871158041. The next prime is 29871158087. The reversal of 29871158046 is 64085117892.
It is a super-2 number, since 2×298711580462 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 29871158046.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29871158041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108228696 + ... + 108228971.
It is an arithmetic number, because the mean of its divisors is an integer number (3896238024).
Almost surely, 229871158046 is an apocalyptic number.
29871158046 is an abundant number, since it is smaller than the sum of its proper divisors (32468650338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29871158046 is a wasteful number, since it uses less digits than its factorization.
29871158046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216457695.
The product of its (nonzero) digits is 967680, while the sum is 51.
The spelling of 29871158046 in words is "twenty-nine billion, eight hundred seventy-one million, one hundred fifty-eight thousand, forty-six".
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