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12870201279019 = 72379939138379
BaseRepresentation
bin1011101101001001001111…
…0001101000001000101011
31200120101020110022022120011
42323102103301220020223
53141331133011412034
643212253331312351
72465561404566340
oct273222361501053
950511213268504
1012870201279019
114112249107567
12153a3b844b6b7
137248686c80c6
14326cc75927c7
15174bb4331864
hexbb493c6822b

12870201279019 has 8 divisors (see below), whose sum is σ = 15348314568960. Its totient is φ = 10551966265896.

The previous prime is 12870201279017. The next prime is 12870201279031. The reversal of 12870201279019 is 91097210207821.

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 12870201279019 - 21 = 12870201279017 is a prime.

It is a super-2 number, since 2×128702012790192 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12870201279017) 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, 39969569029 + ... + 39969569350.

It is an arithmetic number, because the mean of its divisors is an integer number (1918539321120).

Almost surely, 212870201279019 is an apocalyptic number.

12870201279019 is a deficient number, since it is larger than the sum of its proper divisors (2478113289941).

12870201279019 is an equidigital number, since it uses as much as digits as its factorization.

12870201279019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79939138409.

The product of its (nonzero) digits is 254016, while the sum is 49.

The spelling of 12870201279019 in words is "twelve trillion, eight hundred seventy billion, two hundred one million, two hundred seventy-nine thousand, nineteen".

Divisors: 1 7 23 161 79939138379 559573968653 1838600182717 12870201279019