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2380538837 = 7930133403
BaseRepresentation
bin1000110111100100…
…0010001111010101
320010220101220101002
42031321002033111
514333404220322
61032115113045
7112664150315
oct21571021725
96126356332
102380538837
111011830076
125652a2785
132bc263881
14188235445
15ddecec92
hex8de423d5

2380538837 has 4 divisors (see below), whose sum is σ = 2410672320. Its totient is φ = 2350405356.

The previous prime is 2380538821. The next prime is 2380538851. The reversal of 2380538837 is 7388350832.

2380538837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2380538837 - 24 = 2380538821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2380538791 and 2380538800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380538807) 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, 15066623 + ... + 15066780.

It is an arithmetic number, because the mean of its divisors is an integer number (602668080).

Almost surely, 22380538837 is an apocalyptic number.

It is an amenable number.

2380538837 is a deficient number, since it is larger than the sum of its proper divisors (30133483).

2380538837 is an equidigital number, since it uses as much as digits as its factorization.

2380538837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30133482.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 2380538837 is about 48790.7658988871. The cubic root of 2380538837 is about 1335.2372009984.

The spelling of 2380538837 in words is "two billion, three hundred eighty million, five hundred thirty-eight thousand, eight hundred thirty-seven".

Divisors: 1 79 30133403 2380538837