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2111200323 = 31315372011
BaseRepresentation
bin111110111010110…
…0101110001000011
312110010121002101120
41331311211301003
513310431402243
6545254203323
7103213622661
oct17565456103
95403532346
102111200323
11993799061
124ab053543
1327850cb7b
14160563c31
15c552ac83
hex7dd65c43

2111200323 has 8 divisors (see below), whose sum is σ = 2836422336. Its totient is φ = 1396722600.

The previous prime is 2111200303. The next prime is 2111200349. The reversal of 2111200323 is 3230021112.

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

It is not a de Polignac number, because 2111200323 - 217 = 2111069251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111200303) 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, 2685613 + ... + 2686398.

It is an arithmetic number, because the mean of its divisors is an integer number (354552792).

Almost surely, 22111200323 is an apocalyptic number.

2111200323 is a deficient number, since it is larger than the sum of its proper divisors (725222013).

2111200323 is a wasteful number, since it uses less digits than its factorization.

2111200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372145.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2111200323 is about 45947.7999799773. The cubic root of 2111200323 is about 1282.8517802792.

Adding to 2111200323 its reverse (3230021112), we get a palindrome (5341221435).

The spelling of 2111200323 in words is "two billion, one hundred eleven million, two hundred thousand, three hundred twenty-three".

Divisors: 1 3 131 393 5372011 16116033 703733441 2111200323