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19096930 = 253161603
BaseRepresentation
bin100100011011…
…0010101100010
31022221020001201
41020312111202
514342100210
61521151414
7321215116
oct110662542
938836051
1019096930
11a863896
12648b56a
133c58378
142771746
151a2353a
hex1236562

19096930 has 16 divisors (see below), whose sum is σ = 35483904. Its totient is φ = 7392240.

The previous prime is 19096927. The next prime is 19096937. The reversal of 19096930 is 3969091.

It is a self number, because there is not a number n which added to its sum of digits gives 19096930.

It is not an unprimeable number, because it can be changed into a prime (19096937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30492 + ... + 31111.

It is an arithmetic number, because the mean of its divisors is an integer number (2217744).

Almost surely, 219096930 is an apocalyptic number.

19096930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19096930 is a deficient number, since it is larger than the sum of its proper divisors (16386974).

19096930 is a wasteful number, since it uses less digits than its factorization.

19096930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61641.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 19096930 is about 4370.0034324929. The cubic root of 19096930 is about 267.2931641286.

The spelling of 19096930 in words is "nineteen million, ninety-six thousand, nine hundred thirty".

Divisors: 1 2 5 10 31 62 155 310 61603 123206 308015 616030 1909693 3819386 9548465 19096930