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2238863723 = 231034791973
BaseRepresentation
bin1000010101110010…
…0101100101101011
312210000211001122122
42011130211211223
514041122114343
61010054341455
7106324012325
oct20534454553
95700731578
102238863723
11a498644a8
1252595a88b
13298abac45
141734b6615
15d1847068
hex8572596b

2238863723 has 16 divisors (see below), whose sum is σ = 2365009920. Its totient is φ = 2115230304.

The previous prime is 2238863701. The next prime is 2238863743. The reversal of 2238863723 is 3273688322.

2238863723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2238863723 - 210 = 2238862699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2238863743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1133765 + ... + 1135737.

It is an arithmetic number, because the mean of its divisors is an integer number (147813120).

Almost surely, 22238863723 is an apocalyptic number.

2238863723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2238863723 is a deficient number, since it is larger than the sum of its proper divisors (126146197).

2238863723 is a wasteful number, since it uses less digits than its factorization.

2238863723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578.

The product of its digits is 580608, while the sum is 44.

The square root of 2238863723 is about 47316.6326253253. The cubic root of 2238863723 is about 1308.2052463334.

The spelling of 2238863723 in words is "two billion, two hundred thirty-eight million, eight hundred sixty-three thousand, seven hundred twenty-three".

Divisors: 1 23 103 479 1973 2369 11017 45379 49337 203219 945067 1134751 4674037 21736541 97341901 2238863723