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1287714106 = 27284332353
BaseRepresentation
bin100110011000000…
…1111010100111010
310022202001122200001
41030300033110322
510114123322411
6331440103214
743624250350
oct11460172472
93282048601
101287714106
11600976738
122bb304b0a
13176a25b13
14c30437d0
15780b4dc1
hex4cc0f53a

1287714106 has 16 divisors (see below), whose sum is σ = 2208354624. Its totient is φ = 551666304.

The previous prime is 1287714097. The next prime is 1287714107. The reversal of 1287714106 is 6014177821.

It is not an unprimeable number, because it can be changed into a prime (1287714107) 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, 23626 + ... + 55978.

It is an arithmetic number, because the mean of its divisors is an integer number (138022164).

Almost surely, 21287714106 is an apocalyptic number.

1287714106 is a deficient number, since it is larger than the sum of its proper divisors (920640518).

1287714106 is a wasteful number, since it uses less digits than its factorization.

1287714106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35205.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 1287714106 is about 35884.7336063680. The cubic root of 1287714106 is about 1087.9438571493.

The spelling of 1287714106 in words is "one billion, two hundred eighty-seven million, seven hundred fourteen thousand, one hundred six".

Divisors: 1 2 7 14 2843 5686 19901 32353 39802 64706 226471 452942 91979579 183959158 643857053 1287714106