Base | Representation |
---|---|
bin | 101010101010001… |
… | …1110010011001000 |
3 | 10200202111012021200 |
4 | 1111110132103020 |
5 | 10412421232334 |
6 | 354012304200 |
7 | 50320646211 |
oct | 12524362310 |
9 | 3622435250 |
10 | 1431430344 |
11 | 675006893 |
12 | 33b472060 |
13 | 19a734806 |
14 | d8174408 |
15 | 85a02799 |
hex | 5551e4c8 |
1431430344 has 48 divisors (see below), whose sum is σ = 3934666320. Its totient is φ = 470020320.
The previous prime is 1431430337. The next prime is 1431430373. The reversal of 1431430344 is 4430341341.
1431430344 is a `hidden beast` number, since 1 + 4 + 314 + 3 + 0 + 344 = 666.
It is a super-3 number, since 3×14314303443 (a number of 28 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143542 + ... + 153189.
It is an arithmetic number, because the mean of its divisors is an integer number (81972215).
Almost surely, 21431430344 is an apocalyptic number.
It is an amenable number.
1431430344 is an abundant number, since it is smaller than the sum of its proper divisors (2503235976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1431430344 is a wasteful number, since it uses less digits than its factorization.
1431430344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296810 (or 296803 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
The square root of 1431430344 is about 37834.2482943695. The cubic root of 1431430344 is about 1126.9986775606.
Adding to 1431430344 its reverse (4430341341), we get a palindrome (5861771685).
The spelling of 1431430344 in words is "one billion, four hundred thirty-one million, four hundred thirty thousand, three hundred forty-four".
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