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12882019195 = 517480131567
BaseRepresentation
bin10111111111101010…
…00000001101111011
31020020202210101020001
423333311000031323
5202340244103240
65530134213431
7634141233163
oct137765001573
936222711201
1012882019195
115510622761
1225b61b4277
1312a3b03b86
148a2c175a3
15505de989a
hex2ffd4037b

12882019195 has 16 divisors (see below), whose sum is σ = 16371669888. Its totient is φ = 9697075200.

The previous prime is 12882019187. The next prime is 12882019207. The reversal of 12882019195 is 59191028821.

It is a happy number.

It is not a de Polignac number, because 12882019195 - 23 = 12882019187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392302 + ... + 423868.

It is an arithmetic number, because the mean of its divisors is an integer number (1023229368).

Almost surely, 212882019195 is an apocalyptic number.

12882019195 is a deficient number, since it is larger than the sum of its proper divisors (3489650693).

12882019195 is a wasteful number, since it uses less digits than its factorization.

12882019195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36390.

The product of its (nonzero) digits is 103680, while the sum is 46.

The spelling of 12882019195 in words is "twelve billion, eight hundred eighty-two million, nineteen thousand, one hundred ninety-five".

Divisors: 1 5 17 85 4801 24005 31567 81617 157835 408085 536639 2683195 151553167 757765835 2576403839 12882019195