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199114212 = 223112137131
BaseRepresentation
bin10111101111000…
…11110111100100
3111212200001100110
423313203313210
5401433123322
631431413020
74635304623
oct1367436744
9455601313
10199114212
11a2438500
1256824170
133233707b
141c6316ba
1512731c0c
hexbde3de4

199114212 has 36 divisors (see below), whose sum is σ = 510679568. Its totient is φ = 60337200.

The previous prime is 199114211. The next prime is 199114229. The reversal of 199114212 is 212411991.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 199114212.

It is not an unprimeable number, because it can be changed into a prime (199114211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67114 + ... + 70017.

Almost surely, 2199114212 is an apocalyptic number.

199114212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199114212 is an abundant number, since it is smaller than the sum of its proper divisors (311565356).

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

199114212 is a wasteful number, since it uses less digits than its factorization.

199114212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137160 (or 137147 counting only the distinct ones).

The product of its digits is 1296, while the sum is 30.

The square root of 199114212 is about 14110.7835360054. The cubic root of 199114212 is about 583.9389166424.

It can be divided in two parts, 199 and 114212, that added together give a palindrome (114411).

The spelling of 199114212 in words is "one hundred ninety-nine million, one hundred fourteen thousand, two hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 137131 274262 411393 548524 822786 1508441 1645572 3016882 4525323 6033764 9050646 16592851 18101292 33185702 49778553 66371404 99557106 199114212