Base | Representation |
---|---|
bin | 100001000101001110… |
… | …1010101111000010110 |
3 | 20210101001212002020120 |
4 | 1002022131111320112 |
5 | 2130443330034332 |
6 | 52345245412410 |
7 | 5063332433451 |
oct | 1021235257026 |
9 | 223331762216 |
10 | 71042424342 |
11 | 2814666199a |
12 | 11927b6a106 |
13 | 69123b99a6 |
14 | 361d248498 |
15 | 1cabdc232c |
hex | 108a755e16 |
71042424342 has 64 divisors (see below), whose sum is σ = 144502176000. Its totient is φ = 23282432640.
The previous prime is 71042424263. The next prime is 71042424371. The reversal of 71042424342 is 24342424017.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 41813409 + ... + 41815107.
It is an arithmetic number, because the mean of its divisors is an integer number (2257846500).
Almost surely, 271042424342 is an apocalyptic number.
71042424342 is an abundant number, since it is smaller than the sum of its proper divisors (73459751658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71042424342 is a wasteful number, since it uses less digits than its factorization.
71042424342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2301.
The product of its (nonzero) digits is 43008, while the sum is 33.
Adding to 71042424342 its reverse (24342424017), we get a palindrome (95384848359).
The spelling of 71042424342 in words is "seventy-one billion, forty-two million, four hundred twenty-four thousand, three hundred forty-two".
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