Base | Representation |
---|---|
bin | 111111100010111… |
… | …0001110101110101 |
3 | 12111121011001202022 |
4 | 1333011301311311 |
5 | 13331322040201 |
6 | 551324522525 |
7 | 103560403430 |
oct | 17705616565 |
9 | 5447131668 |
10 | 2132221301 |
11 | 9a4646471 |
12 | 4b60b0445 |
13 | 27c98cc12 |
14 | 163276817 |
15 | c72ce41b |
hex | 7f171d75 |
2132221301 has 4 divisors (see below), whose sum is σ = 2436824352. Its totient is φ = 1827618252.
The previous prime is 2132221253. The next prime is 2132221309. The reversal of 2132221301 is 1031222312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2132221301 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2132221301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2132221309) 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, 152301515 + ... + 152301528.
It is an arithmetic number, because the mean of its divisors is an integer number (609206088).
Almost surely, 22132221301 is an apocalyptic number.
It is an amenable number.
2132221301 is a deficient number, since it is larger than the sum of its proper divisors (304603051).
2132221301 is an equidigital number, since it uses as much as digits as its factorization.
2132221301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 304603050.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2132221301 is about 46175.9818628689. The cubic root of 2132221301 is about 1287.0954623866.
Adding to 2132221301 its reverse (1031222312), we get a palindrome (3163443613).
The spelling of 2132221301 in words is "two billion, one hundred thirty-two million, two hundred twenty-one thousand, three hundred one".
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