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2283731663 = 23646915349
BaseRepresentation
bin1000100000011110…
…1111101011001111
312220011020120220012
42020013233223033
514134113403123
61014340143435
7110410253543
oct21007575317
95804216805
102283731663
11a7211a444
12538997b7b
132a519a415
14179435a23
15d575b378
hex881efacf

2283731663 has 8 divisors (see below), whose sum is σ = 2383548000. Its totient is φ = 2183959008.

The previous prime is 2283731651. The next prime is 2283731683. The reversal of 2283731663 is 3661373822.

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 2283731663 - 26 = 2283731599 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 2283731663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2283731623) 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, 141113 + ... + 156461.

It is an arithmetic number, because the mean of its divisors is an integer number (297943500).

Almost surely, 22283731663 is an apocalyptic number.

2283731663 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2283731663 is a deficient number, since it is larger than the sum of its proper divisors (99816337).

2283731663 is a wasteful number, since it uses less digits than its factorization.

2283731663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21841.

The product of its digits is 217728, while the sum is 41.

The square root of 2283731663 is about 47788.4051104449. The cubic root of 2283731663 is about 1316.8865370217.

The spelling of 2283731663 in words is "two billion, two hundred eighty-three million, seven hundred thirty-one thousand, six hundred sixty-three".

Divisors: 1 23 6469 15349 148787 353027 99292681 2283731663