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19286114027 = 191149788289
BaseRepresentation
bin10001111101100010…
…101011111011101011
31211210002020002210112
4101331202223323223
5303444221122102
612505424204535
71251633156455
oct217542537353
954702202715
1019286114027
1181a7565a14
1238a2a6974b
131a84815cbb
14d0d5752d5
1577d254252
hex47d8abeeb

19286114027 has 8 divisors (see below), whose sum is σ = 20303168400. Its totient is φ = 18269259264.

The previous prime is 19286114009. The next prime is 19286114059. The reversal of 19286114027 is 72041168291.

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

It is a cyclic number.

It is not a de Polignac number, because 19286114027 - 28 = 19286113771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19286117027) 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, 174299 + ... + 262587.

It is an arithmetic number, because the mean of its divisors is an integer number (2537896050).

Almost surely, 219286114027 is an apocalyptic number.

19286114027 is a deficient number, since it is larger than the sum of its proper divisors (1017054373).

19286114027 is a wasteful number, since it uses less digits than its factorization.

19286114027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99805.

The product of its (nonzero) digits is 48384, while the sum is 41.

The spelling of 19286114027 in words is "nineteen billion, two hundred eighty-six million, one hundred fourteen thousand, twenty-seven".

Divisors: 1 19 11497 88289 218443 1677491 1015058633 19286114027