Base | Representation |
---|---|
bin | 100111011011111010… |
… | …101100001101110111 |
3 | 11001022001021101111102 |
4 | 213123322230031313 |
5 | 1143210120121211 |
6 | 31241441200315 |
7 | 3026221423565 |
oct | 473372541567 |
9 | 131261241442 |
10 | 42344301431 |
11 | 16a5a288443 |
12 | 825903009b |
13 | 3cba969083 |
14 | 2099a8ca35 |
15 | 117c709a3b |
hex | 9dbeac377 |
42344301431 has 4 divisors (see below), whose sum is σ = 42456028200. Its totient is φ = 42232574664.
The previous prime is 42344301421. The next prime is 42344301449. The reversal of 42344301431 is 13410344324.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42344301431 - 230 = 41270559607 is a prime.
It is a super-2 number, since 2×423443014312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42344301394 and 42344301403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42344301421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55862816 + ... + 55863573.
It is an arithmetic number, because the mean of its divisors is an integer number (10614007050).
Almost surely, 242344301431 is an apocalyptic number.
42344301431 is a deficient number, since it is larger than the sum of its proper divisors (111726769).
42344301431 is a wasteful number, since it uses less digits than its factorization.
42344301431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111726768.
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 42344301431 its reverse (13410344324), we get a palindrome (55754645755).
The spelling of 42344301431 in words is "forty-two billion, three hundred forty-four million, three hundred one thousand, four hundred thirty-one".
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