Base | Representation |
---|---|
bin | 100110111110… |
… | …0000100001010 |
3 | 1102110000012221 |
4 | 1031330010022 |
5 | 20212243424 |
6 | 2005524254 |
7 | 335442634 |
oct | 115740412 |
9 | 42400187 |
10 | 20431114 |
11 | 10595220 |
12 | 6a1368a |
13 | 4304722 |
14 | 29dba54 |
15 | 1bd89e4 |
hex | 137c10a |
20431114 has 32 divisors (see below), whose sum is σ = 34546176. Its totient is φ = 8983920.
The previous prime is 20431097. The next prime is 20431121. The reversal of 20431114 is 41113402.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122259 + ... + 122425.
It is an arithmetic number, because the mean of its divisors is an integer number (1079568).
Almost surely, 220431114 is an apocalyptic number.
20431114 is a deficient number, since it is larger than the sum of its proper divisors (14115062).
20431114 is a wasteful number, since it uses less digits than its factorization.
20431114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 330.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 20431114 is about 4520.0789816108. The cubic root of 20431114 is about 273.3782856202.
Adding to 20431114 its reverse (41113402), we get a palindrome (61544516).
It can be divided in two parts, 20 and 431114, that added together give a palindrome (431134).
The spelling of 20431114 in words is "twenty million, four hundred thirty-one thousand, one hundred fourteen".
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