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2303312201 = 17139996847
BaseRepresentation
bin1000100101001001…
…1100000101001001
312221112002101100022
42021102130011021
514204121442301
61020315550225
7111035554631
oct21122340511
95845071308
102303312201
11a82183603
1254345b375
132a9264938
1417bc916c1
15d7327d1b
hex8949c149

2303312201 has 8 divisors (see below), whose sum is σ = 2440569600. Its totient is φ = 2166251328.

The previous prime is 2303312191. The next prime is 2303312203. The reversal of 2303312201 is 1022133032.

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 2303312201 - 210 = 2303311177 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 self number, because there is not a number n which added to its sum of digits gives 2303312201.

It is not an unprimeable number, because it can be changed into a prime (2303312203) 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, 24641 + ... + 72206.

It is an arithmetic number, because the mean of its divisors is an integer number (305071200).

Almost surely, 22303312201 is an apocalyptic number.

It is an amenable number.

2303312201 is a deficient number, since it is larger than the sum of its proper divisors (137257399).

2303312201 is a wasteful number, since it uses less digits than its factorization.

2303312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98263.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2303312201 is about 47992.8348923045. The cubic root of 2303312201 is about 1320.6394592635.

Adding to 2303312201 its reverse (1022133032), we get a palindrome (3325445233).

The spelling of 2303312201 in words is "two billion, three hundred three million, three hundred twelve thousand, two hundred one".

Divisors: 1 17 1399 23783 96847 1646399 135488953 2303312201