Base | Representation |
---|---|
bin | 101001101110111… |
… | …0011110101010100 |
3 | 10121120221210121002 |
4 | 1103131303311110 |
5 | 10331440322122 |
6 | 350541442432 |
7 | 46462360355 |
oct | 12335636524 |
9 | 3546853532 |
10 | 1400323412 |
11 | 65949a784 |
12 | 330b70418 |
13 | 194162a47 |
14 | d3d97d2c |
15 | 82e0a992 |
hex | 53773d54 |
1400323412 has 12 divisors (see below), whose sum is σ = 2457590100. Its totient is φ = 698154816.
The previous prime is 1400323387. The next prime is 1400323417. The reversal of 1400323412 is 2143230041.
It can be written as a sum of positive squares in 2 ways, for example, as 393784336 + 1006539076 = 19844^2 + 31726^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1400323417) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500153 + ... + 502944.
It is an arithmetic number, because the mean of its divisors is an integer number (204799175).
Almost surely, 21400323412 is an apocalyptic number.
It is an amenable number.
1400323412 is a deficient number, since it is larger than the sum of its proper divisors (1057266688).
1400323412 is a wasteful number, since it uses less digits than its factorization.
1400323412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1003450 (or 1003448 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1400323412 is about 37420.8953928150. The cubic root of 1400323412 is about 1118.7750776938.
Adding to 1400323412 its reverse (2143230041), we get a palindrome (3543553453).
The spelling of 1400323412 in words is "one billion, four hundred million, three hundred twenty-three thousand, four hundred twelve".
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