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19248168982 = 272814892773
BaseRepresentation
bin10001111011010001…
…111100000000010110
31211200102211021222111
4101323101330000112
5303410012401412
612501551021234
71250662510510
oct217321740026
954612737874
1019248168982
1181880a9279
12389220a81a
131a799bb903
14d084d8bb0
15779c5b2a7
hex47b47c016

19248168982 has 16 divisors (see below), whose sum is σ = 33114294432. Its totient is φ = 8219856960.

The previous prime is 19248168977. The next prime is 19248168997. The reversal of 19248168982 is 28986184291.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2442453 + ... + 2450320.

It is an arithmetic number, because the mean of its divisors is an integer number (2069643402).

Almost surely, 219248168982 is an apocalyptic number.

19248168982 is a deficient number, since it is larger than the sum of its proper divisors (13866125450).

19248168982 is a wasteful number, since it uses less digits than its factorization.

19248168982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893063.

The product of its digits is 3981312, while the sum is 58.

The spelling of 19248168982 in words is "nineteen billion, two hundred forty-eight million, one hundred sixty-eight thousand, nine hundred eighty-two".

Divisors: 1 2 7 14 281 562 1967 3934 4892773 9785546 34249411 68498822 1374869213 2749738426 9624084491 19248168982