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2380155223 = 7133523313
BaseRepresentation
bin1000110111011110…
…0100100101010111
320010212200102011011
42031313210211113
514333304431343
61032102553051
7112660662025
oct21567444527
96125612134
102380155223
111011598936
12565138787
132bc15b094
14188175715
15dde5629d
hex8dde4957

2380155223 has 4 divisors (see below), whose sum is σ = 2413678608. Its totient is φ = 2346631840.

The previous prime is 2380155191. The next prime is 2380155229. The reversal of 2380155223 is 3225510832.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2380155223 - 25 = 2380155191 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380155229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16761586 + ... + 16761727.

It is an arithmetic number, because the mean of its divisors is an integer number (603419652).

Almost surely, 22380155223 is an apocalyptic number.

2380155223 is a deficient number, since it is larger than the sum of its proper divisors (33523385).

2380155223 is an equidigital number, since it uses as much as digits as its factorization.

2380155223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33523384.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 2380155223 is about 48786.8345253102. The cubic root of 2380155223 is about 1335.1654744923.

The spelling of 2380155223 in words is "two billion, three hundred eighty million, one hundred fifty-five thousand, two hundred twenty-three".

Divisors: 1 71 33523313 2380155223