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2303201313 = 32767796907
BaseRepresentation
bin1000100101001000…
…0001000000100001
312221111212202020100
42021102001000201
514204104420223
61020313333013
7111034613430
oct21122010041
95844782210
102303201313
11a82108266
12543407169
132a922631a
1417bc63117
15d7305043
hex89481021

2303201313 has 48 divisors (see below), whose sum is σ = 3908270080. Its totient is φ = 1279875168.

The previous prime is 2303201309. The next prime is 2303201317. The reversal of 2303201313 is 3131023032.

2303201313 is a `hidden beast` number, since 2 + 30 + 320 + 1 + 313 = 666.

It is an interprime number because it is at equal distance from previous prime (2303201309) and next prime (2303201317).

It is not a de Polignac number, because 2303201313 - 22 = 2303201309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2303201317) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 330006 + ... + 336912.

Almost surely, 22303201313 is an apocalyptic number.

It is an amenable number.

2303201313 is a deficient number, since it is larger than the sum of its proper divisors (1605068767).

2303201313 is a wasteful number, since it uses less digits than its factorization.

2303201313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066 (or 7063 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2303201313 is about 47991.6796226179. The cubic root of 2303201313 is about 1320.6182658102.

Adding to 2303201313 its reverse (3131023032), we get a palindrome (5434224345).

The spelling of 2303201313 in words is "two billion, three hundred three million, two hundred one thousand, three hundred thirteen".

Divisors: 1 3 7 9 21 63 67 79 201 237 469 553 603 711 1407 1659 4221 4977 5293 6907 15879 20721 37051 47637 48349 62163 111153 145047 333459 435141 462769 545653 1388307 1636959 3239383 3819571 4164921 4910877 9718149 11458713 29154447 34376139 36558751 109676253 255911257 329028759 767733771 2303201313