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199235214 = 2351093761
BaseRepresentation
bin10111110000000…
…01011010001110
3111212220012100000
423320001122032
5402001011324
631434145130
74636320453
oct1370013216
9455805300
10199235214
11a2510402
12568821a6
133237a179
141c66382a
15127579c9
hexbe0168e

199235214 has 48 divisors (see below), whose sum is σ = 451891440. Its totient is φ = 65784960.

The previous prime is 199235203. The next prime is 199235221. The reversal of 199235214 is 412532991.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 51094 + ... + 54854.

It is an arithmetic number, because the mean of its divisors is an integer number (9414405).

Almost surely, 2199235214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199235214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225945720).

199235214 is an abundant number, since it is smaller than the sum of its proper divisors (252656226).

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

199235214 is a wasteful number, since it uses less digits than its factorization.

199235214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887 (or 3875 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 199235214 is about 14115.0704567848. The cubic root of 199235214 is about 584.0571795362.

The spelling of 199235214 in words is "one hundred ninety-nine million, two hundred thirty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 81 109 162 218 243 327 486 654 981 1962 2943 3761 5886 7522 8829 11283 17658 22566 26487 33849 52974 67698 101547 203094 304641 409949 609282 819898 913923 1229847 1827846 2459694 3689541 7379082 11068623 22137246 33205869 66411738 99617607 199235214