Search a number
-
+
2112031110 = 235743323227
BaseRepresentation
bin111110111100011…
…0000100110000110
312110012011022000110
41331320300212012
513311134443420
6545324053450
7103223653050
oct17570604606
95405138013
102112031110
11994206262
124ab394286
13278741067
141606dc8d0
15c5641ee0
hex7de30986

2112031110 has 64 divisors (see below), whose sum is σ = 5806628352. Its totient is φ = 481614336.

The previous prime is 2112031087. The next prime is 2112031139. The reversal of 2112031110 is 111302112.

2112031110 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79317 + ... + 102543.

It is an arithmetic number, because the mean of its divisors is an integer number (90728568).

Almost surely, 22112031110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112031110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2903314176).

2112031110 is an abundant number, since it is smaller than the sum of its proper divisors (3694597242).

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

2112031110 is a wasteful number, since it uses less digits than its factorization.

2112031110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23677.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 2112031110 is about 45956.8396433001. The cubic root of 2112031110 is about 1283.0200316134.

Adding to 2112031110 its reverse (111302112), we get a palindrome (2223333222).

The spelling of 2112031110 in words is "two billion, one hundred twelve million, thirty-one thousand, one hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 433 866 1299 2165 2598 3031 4330 6062 6495 9093 12990 15155 18186 23227 30310 45465 46454 69681 90930 116135 139362 162589 232270 325178 348405 487767 696810 812945 975534 1625890 2438835 4877670 10057291 20114582 30171873 50286455 60343746 70401037 100572910 140802074 150859365 211203111 301718730 352005185 422406222 704010370 1056015555 2112031110