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2203134013 = 16661132233
BaseRepresentation
bin1000001101010001…
…0010100000111101
312200112120210201001
42003110102200331
514003000242023
61002340450301
7105411221143
oct20324224075
95615523631
102203134013
11a30680213
125159a9991
1329158acc2
1416c855593
15cd63a6ad
hex8351283d

2203134013 has 4 divisors (see below), whose sum is σ = 2203282908. Its totient is φ = 2202985120.

The previous prime is 2203134007. The next prime is 2203134041. The reversal of 2203134013 is 3104313022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3104313022 = 21552156511.

It can be written as a sum of positive squares in 2 ways, for example, as 972317124 + 1230816889 = 31182^2 + 35083^2 .

It is a cyclic number.

It is not a de Polignac number, because 2203134013 - 25 = 2203133981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203134313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49456 + ... + 82777.

It is an arithmetic number, because the mean of its divisors is an integer number (550820727).

Almost surely, 22203134013 is an apocalyptic number.

It is an amenable number.

2203134013 is a deficient number, since it is larger than the sum of its proper divisors (148895).

2203134013 is a wasteful number, since it uses less digits than its factorization.

2203134013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148894.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2203134013 is about 46937.5543994359. The cubic root of 2203134013 is about 1301.2087402618.

Adding to 2203134013 its reverse (3104313022), we get a palindrome (5307447035).

The spelling of 2203134013 in words is "two billion, two hundred three million, one hundred thirty-four thousand, thirteen".

Divisors: 1 16661 132233 2203134013