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199419132 = 223112137341
BaseRepresentation
bin10111110001011…
…10010011111100
3111220020112121210
423320232103330
5402022403012
631442124420
74641014613
oct1370562374
9456215553
10199419132
11a2626600
1256950710
1332412ab3
141c6b087a
151279223c
hexbe2e4fc

199419132 has 36 divisors (see below), whose sum is σ = 511461608. Its totient is φ = 60429600.

The previous prime is 199419119. The next prime is 199419133. The reversal of 199419132 is 231914991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199419133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67219 + ... + 70122.

Almost surely, 2199419132 is an apocalyptic number.

199419132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199419132 is an abundant number, since it is smaller than the sum of its proper divisors (312042476).

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

199419132 is a wasteful number, since it uses less digits than its factorization.

199419132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137370 (or 137357 counting only the distinct ones).

The product of its digits is 17496, while the sum is 39.

The square root of 199419132 is about 14121.5839054973. The cubic root of 199419132 is about 584.2368425413.

The spelling of 199419132 in words is "one hundred ninety-nine million, four hundred nineteen thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 137341 274682 412023 549364 824046 1510751 1648092 3021502 4532253 6043004 9064506 16618261 18129012 33236522 49854783 66473044 99709566 199419132