Base | Representation |
---|---|
bin | 111101101001110110… |
… | …1110110001110000101 |
3 | 110122202020220012121122 |
4 | 1323103231312032011 |
5 | 4132124130430041 |
6 | 140454005323325 |
7 | 12365010120611 |
oct | 1732355661605 |
9 | 418666805548 |
10 | 132401030021 |
11 | 51172a25567 |
12 | 217b0a06545 |
13 | c640461260 |
14 | 65a0316341 |
15 | 369da3ec4b |
hex | 1ed3b76385 |
132401030021 has 8 divisors (see below), whose sum is σ = 142593588984. Its totient is φ = 122209594560.
The previous prime is 132401030017. The next prime is 132401030053. The reversal of 132401030021 is 120030104231.
It can be written as a sum of positive squares in 4 ways, for example, as 36400824100 + 96000205921 = 190790^2 + 309839^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 132401030021 - 22 = 132401030017 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132401030221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27650 + ... + 515331.
It is an arithmetic number, because the mean of its divisors is an integer number (17824198623).
Almost surely, 2132401030021 is an apocalyptic number.
It is an amenable number.
132401030021 is a deficient number, since it is larger than the sum of its proper divisors (10192558963).
132401030021 is a wasteful number, since it uses less digits than its factorization.
132401030021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 561751.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 132401030021 its reverse (120030104231), we get a palindrome (252431134252).
The spelling of 132401030021 in words is "one hundred thirty-two billion, four hundred one million, thirty thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •