Base | Representation |
---|---|
bin | 111101011110100… |
… | …110111100010001 |
3 | 2122212211021110022 |
4 | 331132212330101 |
5 | 4103021342001 |
6 | 250203113225 |
7 | 34363021133 |
oct | 7536467421 |
9 | 2585737408 |
10 | 1031434001 |
11 | 48a2436a4 |
12 | 249512815 |
13 | 1358c4aa0 |
14 | 9adb1053 |
15 | 6084011b |
hex | 3d7a6f11 |
1031434001 has 4 divisors (see below), whose sum is σ = 1110775092. Its totient is φ = 952092912.
The previous prime is 1031433989. The next prime is 1031434003. The reversal of 1031434001 is 1004341301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1004341301 = 23549 ⋅42649.
It can be written as a sum of positive squares in 2 ways, for example, as 259983376 + 771450625 = 16124^2 + 27775^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1031434001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1031434003) 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, 39670526 + ... + 39670551.
It is an arithmetic number, because the mean of its divisors is an integer number (277693773).
Almost surely, 21031434001 is an apocalyptic number.
It is an amenable number.
1031434001 is a deficient number, since it is larger than the sum of its proper divisors (79341091).
1031434001 is an equidigital number, since it uses as much as digits as its factorization.
1031434001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79341090.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1031434001 is about 32115.9462105665. The cubic root of 1031434001 is about 1010.3700898411.
Adding to 1031434001 its reverse (1004341301), we get a palindrome (2035775302).
The spelling of 1031434001 in words is "one billion, thirty-one million, four hundred thirty-four thousand, one".
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