Base | Representation |
---|---|
bin | 111110001000011… |
… | …100100010011001 |
3 | 2200122110110221111 |
4 | 332020130202121 |
5 | 4113323321213 |
6 | 251234140321 |
7 | 34555160143 |
oct | 7610344231 |
9 | 2618413844 |
10 | 1042401433 |
11 | 495454697 |
12 | 2511216a1 |
13 | 137c64aa8 |
14 | 9c627c93 |
15 | 617a9a3d |
hex | 3e21c899 |
1042401433 has 4 divisors (see below), whose sum is σ = 1078346340. Its totient is φ = 1006456528.
The previous prime is 1042401431. The next prime is 1042401487. The reversal of 1042401433 is 3341042401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3341042401 = 50153 ⋅66617.
It can be written as a sum of positive squares in 2 ways, for example, as 741309529 + 301091904 = 27227^2 + 17352^2 .
It is a cyclic number.
It is not a de Polignac number, because 1042401433 - 21 = 1042401431 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1042401431) 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, 17972410 + ... + 17972467.
It is an arithmetic number, because the mean of its divisors is an integer number (269586585).
Almost surely, 21042401433 is an apocalyptic number.
It is an amenable number.
1042401433 is a deficient number, since it is larger than the sum of its proper divisors (35944907).
1042401433 is an equidigital number, since it uses as much as digits as its factorization.
1042401433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35944906.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 1042401433 is about 32286.2421628780. The cubic root of 1042401433 is about 1013.9386230967.
Adding to 1042401433 its reverse (3341042401), we get a palindrome (4383443834).
The spelling of 1042401433 in words is "one billion, forty-two million, four hundred one thousand, four hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •