Base | Representation |
---|---|
bin | 101001100011010… |
… | …1000000110100001 |
3 | 10121011112001000120 |
4 | 1103012220012201 |
5 | 10323411333144 |
6 | 350203310453 |
7 | 46356616200 |
oct | 12306500641 |
9 | 3534461016 |
10 | 1394246049 |
11 | 656019769 |
12 | 32ab1b429 |
13 | 192b15781 |
14 | d3255237 |
15 | 82609e19 |
hex | 531a81a1 |
1394246049 has 48 divisors (see below), whose sum is σ = 2349895680. Its totient is φ = 730386720.
The previous prime is 1394245999. The next prime is 1394246107. The reversal of 1394246049 is 9406424931.
It is not a de Polignac number, because 1394246049 - 27 = 1394245921 is a prime.
It is a super-2 number, since 2×13942460492 = 3887844090304220802, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 1394246049.
It is not an unprimeable number, because it can be changed into a prime (1394246549) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78532 + ... + 94634.
It is an arithmetic number, because the mean of its divisors is an integer number (48956160).
Almost surely, 21394246049 is an apocalyptic number.
1394246049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1394246049 is a deficient number, since it is larger than the sum of its proper divisors (955649631).
1394246049 is a wasteful number, since it uses less digits than its factorization.
1394246049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16170 (or 16163 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 42.
The square root of 1394246049 is about 37339.6042962429. The cubic root of 1394246049 is about 1117.1542468433.
The spelling of 1394246049 in words is "one billion, three hundred ninety-four million, two hundred forty-six thousand, forty-nine".
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