Base | Representation |
---|---|
bin | 1101000111111111101111… |
… | …0101000100010111111111 |
3 | 1220002120222121100201011120 |
4 | 3101333323311010113333 |
5 | 3342414212123440111 |
6 | 50405304044322023 |
7 | 3016415063162445 |
oct | 321777365042777 |
9 | 56076877321146 |
10 | 14431020140031 |
11 | 4664185720350 |
12 | 17509b3543313 |
13 | 808abb0c6621 |
14 | 37c67234ab95 |
15 | 1a05b5c7e406 |
hex | d1ffbd445ff |
14431020140031 has 32 divisors (see below), whose sum is σ = 21759721113600. Its totient is φ = 8426854423680.
The previous prime is 14431020140023. The next prime is 14431020140063. The reversal of 14431020140031 is 13004102013441.
It is not a de Polignac number, because 14431020140031 - 23 = 14431020140023 is a prime.
It is a super-2 number, since 2×144310201400312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 14431020139983 and 14431020140010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14431020140071) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15282136 + ... + 16198941.
It is an arithmetic number, because the mean of its divisors is an integer number (679991284800).
Almost surely, 214431020140031 is an apocalyptic number.
14431020140031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
14431020140031 is a deficient number, since it is larger than the sum of its proper divisors (7328700973569).
14431020140031 is a wasteful number, since it uses less digits than its factorization.
14431020140031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31481599.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 14431020140031 its reverse (13004102013441), we get a palindrome (27435122153472).
The spelling of 14431020140031 in words is "fourteen trillion, four hundred thirty-one billion, twenty million, one hundred forty thousand, thirty-one".
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