Base | Representation |
---|---|
bin | 101010111110011… |
… | …0010111000010100 |
3 | 10201111101012200101 |
4 | 1111330302320110 |
5 | 10423123003104 |
6 | 355031023444 |
7 | 50506541545 |
oct | 12574627024 |
9 | 3644335611 |
10 | 1442000404 |
11 | 67aa76279 |
12 | 342b0ab84 |
13 | 19c9959a0 |
14 | d97264cc |
15 | 868de5a4 |
hex | 55f32e14 |
1442000404 has 12 divisors (see below), whose sum is σ = 2717616244. Its totient is φ = 665538624.
The previous prime is 1442000389. The next prime is 1442000407. The reversal of 1442000404 is 4040002441.
It can be written as a sum of positive squares in 2 ways, for example, as 91584900 + 1350415504 = 9570^2 + 36748^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442000407) 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, 13865337 + ... + 13865440.
Almost surely, 21442000404 is an apocalyptic number.
It is an amenable number.
1442000404 is a deficient number, since it is larger than the sum of its proper divisors (1275615840).
1442000404 is a wasteful number, since it uses less digits than its factorization.
1442000404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27730794 (or 27730792 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 19.
The square root of 1442000404 is about 37973.6804115693. The cubic root of 1442000404 is about 1129.7658961091.
Adding to 1442000404 its reverse (4040002441), we get a palindrome (5482002845).
The spelling of 1442000404 in words is "one billion, four hundred forty-two million, four hundred four", and thus it is an aban number.
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