Base | Representation |
---|---|
bin | 100100101011000… |
… | …0111010111111110 |
3 | 10011202110121111121 |
4 | 1021112013113332 |
5 | 10010004043032 |
6 | 322034341154 |
7 | 42331240045 |
oct | 11126072776 |
9 | 3152417447 |
10 | 1230534142 |
11 | 581671572 |
12 | 2a412a7ba |
13 | 167c25616 |
14 | b95db55c |
15 | 7306ca97 |
hex | 495875fe |
1230534142 has 8 divisors (see below), whose sum is σ = 1846798632. Its totient is φ = 614934600.
The previous prime is 1230534101. The next prime is 1230534167. The reversal of 1230534142 is 2414350321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161584 + ... + 169027.
It is an arithmetic number, because the mean of its divisors is an integer number (230849829).
Almost surely, 21230534142 is an apocalyptic number.
1230534142 is a deficient number, since it is larger than the sum of its proper divisors (616264490).
1230534142 is a wasteful number, since it uses less digits than its factorization.
1230534142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 332474.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 1230534142 is about 35078.9700818026. The cubic root of 1230534142 is about 1071.5963425796.
Adding to 1230534142 its reverse (2414350321), we get a palindrome (3644884463).
The spelling of 1230534142 in words is "one billion, two hundred thirty million, five hundred thirty-four thousand, one hundred forty-two".
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