Base | Representation |
---|---|
bin | 10101100011011011… |
… | …100101010000001110 |
3 | 2012201212122210021020 |
4 | 111203123211100032 |
5 | 334344102330332 |
6 | 14344243015010 |
7 | 1446335231163 |
oct | 254333452016 |
9 | 65655583236 |
10 | 23143011342 |
11 | 98a6698a60 |
12 | 459a66a466 |
13 | 224a8b2069 |
14 | 11978b806a |
15 | 906b5d82c |
hex | 5636e540e |
23143011342 has 32 divisors (see below), whose sum is σ = 50611060224. Its totient is φ = 6996753600.
The previous prime is 23143011337. The next prime is 23143011349. The reversal of 23143011342 is 24311034132.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23143011349) 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 15 ways as a sum of consecutive naturals, for example, 378343 + ... + 435234.
It is an arithmetic number, because the mean of its divisors is an integer number (1581595632).
Almost surely, 223143011342 is an apocalyptic number.
23143011342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
23143011342 is an abundant number, since it is smaller than the sum of its proper divisors (27468048882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23143011342 is a wasteful number, since it uses less digits than its factorization.
23143011342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 814024.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 23143011342 its reverse (24311034132), we get a palindrome (47454045474).
The spelling of 23143011342 in words is "twenty-three billion, one hundred forty-three million, eleven thousand, three hundred forty-two".
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