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2200303421 = 17433009991
BaseRepresentation
bin1000001100100101…
…1111011100111101
312200100020222212022
42003021133130331
514001234202141
61002200045525
7105345161531
oct20311373475
95610228768
102200303421
11a2a017588
12514a638a5
13290b097b4
1416c319bc1
15cd27bb4b
hex8325f73d

2200303421 has 8 divisors (see below), whose sum is σ = 2383913664. Its totient is φ = 2022713280.

The previous prime is 2200303409. The next prime is 2200303453. The reversal of 2200303421 is 1243030022.

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 2200303421 - 210 = 2200302397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2200303421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200303121) 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, 1504265 + ... + 1505726.

It is an arithmetic number, because the mean of its divisors is an integer number (297989208).

Almost surely, 22200303421 is an apocalyptic number.

It is an amenable number.

2200303421 is a deficient number, since it is larger than the sum of its proper divisors (183610243).

2200303421 is a wasteful number, since it uses less digits than its factorization.

2200303421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010051.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2200303421 is about 46907.3919654461. The cubic root of 2200303421 is about 1300.6512360357.

Adding to 2200303421 its reverse (1243030022), we get a palindrome (3443333443).

The spelling of 2200303421 in words is "two billion, two hundred million, three hundred three thousand, four hundred twenty-one".

Divisors: 1 17 43 731 3009991 51169847 129429613 2200303421