Base | Representation |
---|---|
bin | 100110110001… |
… | …0011011111101 |
3 | 1102020200020001 |
4 | 1031202123331 |
5 | 20200414031 |
6 | 2003354301 |
7 | 334524613 |
oct | 115423375 |
9 | 42220201 |
10 | 20326141 |
11 | 10523370 |
12 | 6982991 |
13 | 4298a04 |
14 | 29b16b3 |
15 | 1bb7861 |
hex | 13626fd |
20326141 has 4 divisors (see below), whose sum is σ = 22173984. Its totient is φ = 18478300.
The previous prime is 20326099. The next prime is 20326157. The reversal of 20326141 is 14162302.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 20326141 - 213 = 20317949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20326171) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923905 + ... + 923926.
It is an arithmetic number, because the mean of its divisors is an integer number (5543496).
Almost surely, 220326141 is an apocalyptic number.
It is an amenable number.
20326141 is a deficient number, since it is larger than the sum of its proper divisors (1847843).
20326141 is a wasteful number, since it uses less digits than its factorization.
20326141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1847842.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 20326141 is about 4508.4521734183. The cubic root of 20326141 is about 272.9092848019.
Adding to 20326141 its reverse (14162302), we get a palindrome (34488443).
It can be divided in two parts, 203261 and 41, that added together give a palindrome (203302).
The spelling of 20326141 in words is "twenty million, three hundred twenty-six thousand, one hundred forty-one".
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