Base | Representation |
---|---|
bin | 100111111111111… |
… | …0111100010110110 |
3 | 10110112110220120220 |
4 | 1033333313202312 |
5 | 10222042031041 |
6 | 341102435210 |
7 | 45155011215 |
oct | 11777674266 |
9 | 3415426526 |
10 | 1342142646 |
11 | 6296716a9 |
12 | 315592b06 |
13 | 1850a1b60 |
14 | ca37107c |
15 | 7cc66d66 |
hex | 4fff78b6 |
1342142646 has 32 divisors (see below), whose sum is σ = 2892728160. Its totient is φ = 412687104.
The previous prime is 1342142629. The next prime is 1342142647. The reversal of 1342142646 is 6462412431.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1342142647) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130210 + ... + 140138.
It is an arithmetic number, because the mean of its divisors is an integer number (90397755).
Almost surely, 21342142646 is an apocalyptic number.
1342142646 is an abundant number, since it is smaller than the sum of its proper divisors (1550585514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1342142646 is a wasteful number, since it uses less digits than its factorization.
1342142646 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11680.
The product of its digits is 27648, while the sum is 33.
The square root of 1342142646 is about 36635.2650597754. The cubic root of 1342142646 is about 1103.0610732118.
The spelling of 1342142646 in words is "one billion, three hundred forty-two million, one hundred forty-two thousand, six hundred forty-six".
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