Search a number
-
+
19104182999 = 1129531129957
BaseRepresentation
bin10001110010101100…
…101011001011010111
31211022101220001100022
4101302230223023113
5303111132323444
612435404535355
71244263606346
oct216254531327
954271801308
1019104182999
1181138a44a0
123851b5155b
131a55c171c5
14cd3337b5d
1576c2b89ee
hex472b2b2d7

19104182999 has 16 divisors (see below), whose sum is σ = 21966383520. Its totient is φ = 16452159360.

The previous prime is 19104182989. The next prime is 19104183053. The reversal of 19104182999 is 99928140191.

It is not a de Polignac number, because 19104182999 - 24 = 19104182983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 19104182999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19104182989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548072 + ... + 581885.

It is an arithmetic number, because the mean of its divisors is an integer number (1372898970).

Almost surely, 219104182999 is an apocalyptic number.

19104182999 is a deficient number, since it is larger than the sum of its proper divisors (2862200521).

19104182999 is a wasteful number, since it uses less digits than its factorization.

19104182999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130050.

The product of its (nonzero) digits is 419904, while the sum is 53.

The spelling of 19104182999 in words is "nineteen billion, one hundred four million, one hundred eighty-two thousand, nine hundred ninety-nine".

Divisors: 1 11 29 53 319 583 1537 16907 1129957 12429527 32768753 59887721 360456283 658764931 1736743909 19104182999