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2380279 = 11353613
BaseRepresentation
bin1001000101000111110111
311110221010111
421011013313
51102132104
6123003451
726142406
oct11050767
94427114
102380279
111386380
12969587
13654565
1445d63d
15320404
hex2451f7

2380279 has 8 divisors (see below), whose sum is σ = 2608272. Its totient is φ = 2154240.

The previous prime is 2380271. The next prime is 2380297. The reversal of 2380279 is 9720832.

2380279 is an esthetic number in base 13, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2380279 - 23 = 2380271 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 2380279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380271) 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, 3577 + ... + 4189.

It is an arithmetic number, because the mean of its divisors is an integer number (326034).

22380279 is an apocalyptic number.

2380279 is a deficient number, since it is larger than the sum of its proper divisors (227993).

2380279 is a wasteful number, since it uses less digits than its factorization.

2380279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2380279 is about 1542.8152838237. The cubic root of 2380279 is about 133.5188618629.

The spelling of 2380279 in words is "two million, three hundred eighty thousand, two hundred seventy-nine".

Divisors: 1 11 353 613 3883 6743 216389 2380279