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19040132 = 2210914363
BaseRepresentation
bin100100010100…
…0011110000100
31022211100011002
41020220132010
514333241012
61520032432
7320560406
oct110503604
938740132
1019040132
11a825151
126462718
133c38567
142758b76
151a117c2
hex1228784

19040132 has 12 divisors (see below), whose sum is σ = 33358416. Its totient is φ = 9509160.

The previous prime is 19040101. The next prime is 19040137. The reversal of 19040132 is 23104091.

It is not an unprimeable number, because it can be changed into a prime (19040137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2183 + ... + 6545.

It is an arithmetic number, because the mean of its divisors is an integer number (2779868).

Almost surely, 219040132 is an apocalyptic number.

It is a pronic number, being equal to 4363×4364.

It is an amenable number.

19040132 is a deficient number, since it is larger than the sum of its proper divisors (14318284).

19040132 is a wasteful number, since it uses less digits than its factorization.

19040132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5458 (or 5456 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 19040132 is about 4363.4999713533. The cubic root of 19040132 is about 267.0279069523.

The spelling of 19040132 in words is "nineteen million, forty thousand, one hundred thirty-two".

Divisors: 1 2 4 1091 2182 4363 4364 8726 17452 4760033 9520066 19040132