Base | Representation |
---|---|
bin | 11011111000010101… |
… | …010000001100001111 |
3 | 2212021022002200220210 |
4 | 123320111100030033 |
5 | 442302121442222 |
6 | 21430311013503 |
7 | 2106562601310 |
oct | 337025201417 |
9 | 85238080823 |
10 | 29936124687 |
11 | 11772186617 |
12 | 597566a293 |
13 | 2a9108c261 |
14 | 163db7c607 |
15 | ba320cd0c |
hex | 6f855030f |
29936124687 has 32 divisors (see below), whose sum is σ = 49605737472. Its totient is φ = 15664955904.
The previous prime is 29936124643. The next prime is 29936124707. The reversal of 29936124687 is 78642163992.
It is not a de Polignac number, because 29936124687 - 28 = 29936124431 is a prime.
It is a super-2 number, since 2×299361246872 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29936124607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1119963 + ... + 1146380.
It is an arithmetic number, because the mean of its divisors is an integer number (1550179296).
Almost surely, 229936124687 is an apocalyptic number.
29936124687 is a deficient number, since it is larger than the sum of its proper divisors (19669612785).
29936124687 is a wasteful number, since it uses less digits than its factorization.
29936124687 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2266407.
The product of its digits is 7838208, while the sum is 57.
The spelling of 29936124687 in words is "twenty-nine billion, nine hundred thirty-six million, one hundred twenty-four thousand, six hundred eighty-seven".
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