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199484118 = 23211082451
BaseRepresentation
bin10111110001111…
…10001011010110
3111220100211202200
423320332023112
5402031442433
631443345330
74641405231
oct1370761326
9456324680
10199484118
11a2670409
1256982246
1332436552
141c6ca418
15127a6613
hexbe3e2d6

199484118 has 12 divisors (see below), whose sum is σ = 432215628. Its totient is φ = 66494700.

The previous prime is 199484093. The next prime is 199484119. The reversal of 199484118 is 811484991.

199484118 is a `hidden beast` number, since 199 + 48 + 411 + 8 = 666.

199484118 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199484119) 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 5 ways as a sum of consecutive naturals, for example, 5541208 + ... + 5541243.

It is an arithmetic number, because the mean of its divisors is an integer number (36017969).

Almost surely, 2199484118 is an apocalyptic number.

199484118 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

199484118 is an abundant number, since it is smaller than the sum of its proper divisors (232731510).

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

199484118 is a wasteful number, since it uses less digits than its factorization.

199484118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082459 (or 11082456 counting only the distinct ones).

The product of its digits is 82944, while the sum is 45.

The square root of 199484118 is about 14123.8846639301. The cubic root of 199484118 is about 584.3002986595.

The spelling of 199484118 in words is "one hundred ninety-nine million, four hundred eighty-four thousand, one hundred eighteen".

Divisors: 1 2 3 6 9 18 11082451 22164902 33247353 66494706 99742059 199484118