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199530134 = 2194722377
BaseRepresentation
bin10111110010010…
…01011010010110
3111220110011212222
423321021122112
5402034431014
631444342342
74641656336
oct1371113226
9456404788
10199530134
11a26a1a41
12569a49b2
133245148b
141c6dd0c6
15127b508e
hexbe49696

199530134 has 24 divisors (see below), whose sum is σ = 322028760. Its totient is φ = 92464416.

The previous prime is 199530127. The next prime is 199530137. The reversal of 199530134 is 431035991.

It is a super-3 number, since 3×1995301343 (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 199530094 and 199530103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199530137) 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, 82754 + ... + 85130.

It is an arithmetic number, because the mean of its divisors is an integer number (13417865).

Almost surely, 2199530134 is an apocalyptic number.

199530134 is a deficient number, since it is larger than the sum of its proper divisors (122498626).

199530134 is a wasteful number, since it uses less digits than its factorization.

199530134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492 (or 2445 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 199530134 is about 14125.5135835834. The cubic root of 199530134 is about 584.3452230302.

The spelling of 199530134 in words is "one hundred ninety-nine million, five hundred thirty thousand, one hundred thirty-four".

Divisors: 1 2 19 38 47 94 893 1786 2209 2377 4418 4754 41971 45163 83942 90326 111719 223438 2122661 4245322 5250793 10501586 99765067 199530134