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1110113213 = 11100919383
BaseRepresentation
bin100001000101010…
…1111101110111101
32212100212121001012
41002022233232331
54233142110323
6302053325005
736336543446
oct10212575675
92770777035
101110113213
1151a6a2540
1226b936765
13148cb1c31
14a76122cd
15676d2678
hex422afbbd

1110113213 has 4 divisors (see below), whose sum is σ = 1211032608. Its totient is φ = 1009193820.

The previous prime is 1110113203. The next prime is 1110113219. The reversal of 1110113213 is 3123110111.

It is a happy number.

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 1110113213 - 28 = 1110112957 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 (1110113219) 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, 50459681 + ... + 50459702.

It is an arithmetic number, because the mean of its divisors is an integer number (302758152).

Almost surely, 21110113213 is an apocalyptic number.

It is an amenable number.

1110113213 is a deficient number, since it is larger than the sum of its proper divisors (100919395).

1110113213 is a wasteful number, since it uses less digits than its factorization.

1110113213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100919394.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1110113213 is about 33318.3614993295. The cubic root of 1110113213 is about 1035.4340056346.

Adding to 1110113213 its reverse (3123110111), we get a palindrome (4233223324).

The spelling of 1110113213 in words is "one billion, one hundred ten million, one hundred thirteen thousand, two hundred thirteen".

Divisors: 1 11 100919383 1110113213