Base | Representation |
---|---|
bin | 1111110000111… |
… | …01001010000001 |
3 | 100012211111011211 |
4 | 13320131022001 |
5 | 232323140001 |
6 | 21042210121 |
7 | 3164010235 |
oct | 770351201 |
9 | 305744154 |
10 | 132240001 |
11 | 68711963 |
12 | 38353941 |
13 | 2152122a |
14 | 137c45c5 |
15 | b922351 |
hex | 7e1d281 |
132240001 has 4 divisors (see below), whose sum is σ = 133082452. Its totient is φ = 131397552.
The previous prime is 132239969. The next prime is 132240049. The reversal of 132240001 is 100042231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100042231 = 617 ⋅162143.
It can be written as a sum of positive squares in 2 ways, for example, as 35414401 + 96825600 = 5951^2 + 9840^2 .
It is a cyclic number.
It is not a de Polignac number, because 132240001 - 25 = 132239969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132240061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420990 + ... + 421303.
It is an arithmetic number, because the mean of its divisors is an integer number (33270613).
Almost surely, 2132240001 is an apocalyptic number.
It is an amenable number.
132240001 is a deficient number, since it is larger than the sum of its proper divisors (842451).
132240001 is an equidigital number, since it uses as much as digits as its factorization.
132240001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 842450.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 132240001 is about 11499.5652526519. The cubic root of 132240001 is about 509.4727358646.
Adding to 132240001 its reverse (100042231), we get a palindrome (232282232).
The spelling of 132240001 in words is "one hundred thirty-two million, two hundred forty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •