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2113315223 = 19243745641
BaseRepresentation
bin111110111110110…
…1010000110010111
312110021120112111012
41331331222012113
513312002041343
6545411402435
7103240611605
oct17575520627
95407515435
102113315223
11994a03008
124ab8b341b
13278aa06a6
14160954875
15c57e7718
hex7df6a197

2113315223 has 8 divisors (see below), whose sum is σ = 2225503920. Its totient is φ = 2001222720.

The previous prime is 2113315219. The next prime is 2113315301. The reversal of 2113315223 is 3225133112.

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

It is a cyclic number.

It is not a de Polignac number, because 2113315223 - 22 = 2113315219 is a prime.

It is a super-2 number, since 2×21133152232 = 8932202463527079458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113315123) 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, 23483 + ... + 69123.

It is an arithmetic number, because the mean of its divisors is an integer number (278187990).

Almost surely, 22113315223 is an apocalyptic number.

2113315223 is a deficient number, since it is larger than the sum of its proper divisors (112188697).

2113315223 is a wasteful number, since it uses less digits than its factorization.

2113315223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48097.

The product of its digits is 1080, while the sum is 23.

The square root of 2113315223 is about 45970.8083787962. The cubic root of 2113315223 is about 1283.2800039382.

Adding to 2113315223 its reverse (3225133112), we get a palindrome (5338448335).

The spelling of 2113315223 in words is "two billion, one hundred thirteen million, three hundred fifteen thousand, two hundred twenty-three".

Divisors: 1 19 2437 45641 46303 867179 111227117 2113315223