Base | Representation |
---|---|
bin | 101000001101011… |
… | …0011011110000010 |
3 | 10111000202122201200 |
4 | 1100122303132002 |
5 | 10230344010332 |
6 | 341514042030 |
7 | 45302020620 |
oct | 12032633602 |
9 | 3430678650 |
10 | 1349203842 |
11 | 6326548a8 |
12 | 317a19316 |
13 | 1866a4b8c |
14 | cb28c510 |
15 | 7d6ae17c |
hex | 506b3782 |
1349203842 has 48 divisors (see below), whose sum is σ = 3348339072. Its totient is φ = 384626880.
The previous prime is 1349203831. The next prime is 1349203847. The reversal of 1349203842 is 2483029431.
It is a junction number, because it is equal to n+sod(n) for n = 1349203797 and 1349203806.
It is not an unprimeable number, because it can be changed into a prime (1349203847) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45867 + ... + 69297.
It is an arithmetic number, because the mean of its divisors is an integer number (69757064).
Almost surely, 21349203842 is an apocalyptic number.
1349203842 is an abundant number, since it is smaller than the sum of its proper divisors (1999135230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1349203842 is a wasteful number, since it uses less digits than its factorization.
1349203842 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23903 (or 23900 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 1349203842 is about 36731.5102058165. The cubic root of 1349203842 is about 1104.9921423382.
The spelling of 1349203842 in words is "one billion, three hundred forty-nine million, two hundred three thousand, eight hundred forty-two".
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