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19229827996 = 22137182319249
BaseRepresentation
bin10001111010001011…
…111110001110011100
31211122011022110212201
4101322023332032130
5303340313443441
612500053541244
71250350561321
oct217213761634
954564273781
1019229827996
118178811435
123888044824
131a75c69662
14d05cc2b48
15778336c31
hex47a2fe39c

19229827996 has 24 divisors (see below), whose sum is σ = 33918192000. Its totient is φ = 9539000832.

The previous prime is 19229827963. The next prime is 19229828011. The reversal of 19229827996 is 69972892291.

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, 989380 + ... + 1008628.

It is an arithmetic number, because the mean of its divisors is an integer number (1413258000).

Almost surely, 219229827996 is an apocalyptic number.

It is an amenable number.

19229827996 is a deficient number, since it is larger than the sum of its proper divisors (14688364004).

19229827996 is a wasteful number, since it uses less digits than its factorization.

19229827996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21213 (or 21211 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 64.

The spelling of 19229827996 in words is "nineteen billion, two hundred twenty-nine million, eight hundred twenty-seven thousand, nine hundred ninety-six".

Divisors: 1 2 4 137 274 548 1823 3646 7292 19249 38498 76996 249751 499502 999004 2637113 5274226 10548452 35090927 70181854 140363708 4807456999 9614913998 19229827996