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12874203429 = 311933597151
BaseRepresentation
bin10111111110101110…
…01100000100100101
31020020020002022000020
423333113030010211
5202331244002204
65525254505353
7634014631533
oct137727140445
936206068006
1012874203429
11550717464a
1225b3665259
1312a22c8569
148a1b81153
155053a3bd9
hex2ff5cc125

12874203429 has 8 divisors (see below), whose sum is σ = 17179997952. Its totient is φ = 8575605600.

The previous prime is 12874203427. The next prime is 12874203431. The reversal of 12874203429 is 92430247821.

It is an interprime number because it is at equal distance from previous prime (12874203427) and next prime (12874203431).

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

It is not a de Polignac number, because 12874203429 - 21 = 12874203427 is a prime.

It is a super-2 number, since 2×128742034292 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12874203427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1794997 + ... + 1802154.

It is an arithmetic number, because the mean of its divisors is an integer number (2147499744).

Almost surely, 212874203429 is an apocalyptic number.

It is an amenable number.

12874203429 is a deficient number, since it is larger than the sum of its proper divisors (4305794523).

12874203429 is a wasteful number, since it uses less digits than its factorization.

12874203429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3598347.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 12874203429 in words is "twelve billion, eight hundred seventy-four million, two hundred three thousand, four hundred twenty-nine".

Divisors: 1 3 1193 3579 3597151 10791453 4291401143 12874203429