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2113834212 = 2233741471451
BaseRepresentation
bin111110111111110…
…1000110011100100
312110022112220102000
41331333220303210
513312120143322
6545430445300
7103245202650
oct17577506344
95408486360
102113834212
11995227a26
124abb03830
13278c22999
14160a4ba60
15c589b3ac
hex7dfe8ce4

2113834212 has 192 divisors, whose sum is σ = 6556999680. Its totient is φ = 576288000.

The previous prime is 2113834211. The next prime is 2113834249. The reversal of 2113834212 is 2124383112.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2113834211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1456087 + ... + 1457537.

It is an arithmetic number, because the mean of its divisors is an integer number (34151040).

Almost surely, 22113834212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113834212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3278499840).

2113834212 is an abundant number, since it is smaller than the sum of its proper divisors (4443165468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113834212 is a wasteful number, since it uses less digits than its factorization.

2113834212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1551 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 2113834212 is about 45976.4527992319. The cubic root of 2113834212 is about 1283.3850448532.

The spelling of 2113834212 in words is "two billion, one hundred thirteen million, eight hundred thirty-four thousand, two hundred twelve".