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2200331401 = 6719327479
BaseRepresentation
bin1000001100100110…
…0110010010001001
312200100022102020121
42003021212102021
514001241101101
61002200423241
7105345336232
oct20311462211
95610272217
102200331401
11a2a036604
12514a77b21
13290b19458
1416c326089
15cd2850a1
hex83266489

2200331401 has 4 divisors (see below), whose sum is σ = 2200665600. Its totient is φ = 2199997204.

The previous prime is 2200331383. The next prime is 2200331407. The reversal of 2200331401 is 1041330022.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1041330022 = 2520665011.

It is a cyclic number.

It is not a de Polignac number, because 2200331401 - 223 = 2191942793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2200331407) 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, 157021 + ... + 170458.

It is an arithmetic number, because the mean of its divisors is an integer number (550166400).

Almost surely, 22200331401 is an apocalyptic number.

It is an amenable number.

2200331401 is a deficient number, since it is larger than the sum of its proper divisors (334199).

2200331401 is an equidigital number, since it uses as much as digits as its factorization.

2200331401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334198.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2200331401 is about 46907.6902117339. The cubic root of 2200331401 is about 1300.6567492250.

Adding to 2200331401 its reverse (1041330022), we get a palindrome (3241661423).

The spelling of 2200331401 in words is "two billion, two hundred million, three hundred thirty-one thousand, four hundred one".

Divisors: 1 6719 327479 2200331401