Base | Representation |
---|---|
bin | 11010001010001… |
… | …101111011100001 |
3 | 1010120211201120020 |
4 | 122022031323201 |
5 | 1344323323423 |
6 | 111314504053 |
7 | 13606320231 |
oct | 3212157341 |
9 | 1116751506 |
10 | 438886113 |
11 | 2058156a6 |
12 | 102b95029 |
13 | 6cc08133 |
14 | 42407cc1 |
15 | 287e54e3 |
hex | 1a28dee1 |
438886113 has 16 divisors (see below), whose sum is σ = 596593920. Its totient is φ = 286924176.
The previous prime is 438886109. The next prime is 438886117. The reversal of 438886113 is 311688834.
It is an interprime number because it is at equal distance from previous prime (438886109) and next prime (438886117).
It is not a de Polignac number, because 438886113 - 22 = 438886109 is a prime.
It is not an unprimeable number, because it can be changed into a prime (438886117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40818 + ... + 50436.
It is an arithmetic number, because the mean of its divisors is an integer number (37287120).
Almost surely, 2438886113 is an apocalyptic number.
It is an amenable number.
438886113 is a deficient number, since it is larger than the sum of its proper divisors (157707807).
438886113 is a wasteful number, since it uses less digits than its factorization.
438886113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9916.
The product of its digits is 110592, while the sum is 42.
The square root of 438886113 is about 20949.6088984974. The cubic root of 438886113 is about 759.9481226131.
The spelling of 438886113 in words is "four hundred thirty-eight million, eight hundred eighty-six thousand, one hundred thirteen".
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