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19482983 = 132951679
BaseRepresentation
bin100101001010…
…0100101100111
31100122211121222
41022110211213
514441423413
61533330555
7324413462
oct112244547
940584558
1019482983
11aaa7943
126636a5b
134061cc0
1428322d9
151a9cb08
hex1294967

19482983 has 8 divisors (see below), whose sum is σ = 21705600. Its totient is φ = 17363808.

The previous prime is 19482971. The next prime is 19482989. The reversal of 19482983 is 38928491.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 19482983 - 26 = 19482919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19482989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25463 + ... + 26216.

It is an arithmetic number, because the mean of its divisors is an integer number (2713200).

Almost surely, 219482983 is an apocalyptic number.

19482983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

19482983 is a deficient number, since it is larger than the sum of its proper divisors (2222617).

19482983 is a wasteful number, since it uses less digits than its factorization.

19482983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51721.

The product of its digits is 124416, while the sum is 44.

The square root of 19482983 is about 4413.9532167888. The cubic root of 19482983 is about 269.0823119812.

The spelling of 19482983 in words is "nineteen million, four hundred eighty-two thousand, nine hundred eighty-three".

Divisors: 1 13 29 377 51679 671827 1498691 19482983