Base | Representation |
---|---|
bin | 101010101010010… |
… | …0001111010001010 |
3 | 10200202111221120022 |
4 | 1111110201322022 |
5 | 10412422221010 |
6 | 354012500442 |
7 | 50321040263 |
oct | 12524417212 |
9 | 3622457508 |
10 | 1431445130 |
11 | 675016a05 |
12 | 33b47a722 |
13 | 19a73b46b |
14 | d817996a |
15 | 85a06d55 |
hex | 55521e8a |
1431445130 has 16 divisors (see below), whose sum is σ = 2585710944. Its totient is φ = 570553680.
The previous prime is 1431445121. The next prime is 1431445139. The reversal of 1431445130 is 315441341.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1431445121) and next prime (1431445139).
It is a self number, because there is not a number n which added to its sum of digits gives 1431445130.
It is not an unprimeable number, because it can be changed into a prime (1431445139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250076 + ... + 255735.
It is an arithmetic number, because the mean of its divisors is an integer number (161606934).
Almost surely, 21431445130 is an apocalyptic number.
1431445130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1431445130 is a deficient number, since it is larger than the sum of its proper divisors (1154265814).
1431445130 is a wasteful number, since it uses less digits than its factorization.
1431445130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 506101.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 1431445130 is about 37834.4436988308. The cubic root of 1431445130 is about 1127.0025580021.
Adding to 1431445130 its reverse (315441341), we get a palindrome (1746886471).
The spelling of 1431445130 in words is "one billion, four hundred thirty-one million, four hundred forty-five thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •