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12289425101 = 157593132001
BaseRepresentation
bin10110111001000000…
…11011111011001101
31011201110201110221122
423130200123323031
5200132043100401
65351245010325
7613354250462
oct133440337315
934643643848
1012289425101
115237072a78
12246b8539a5
13120b0cc195
1484823b669
154bdd9121b
hex2dc81becd

12289425101 has 8 divisors (see below), whose sum is σ = 12388651704. Its totient is φ = 12190464000.

The previous prime is 12289425079. The next prime is 12289425163. The reversal of 12289425101 is 10152498221.

It can be written as a sum of positive squares in 4 ways, for example, as 3934551076 + 8354874025 = 62726^2 + 91405^2 .

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 12289425101 - 26 = 12289425037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12289425301) 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, 27101 + ... + 159101.

It is an arithmetic number, because the mean of its divisors is an integer number (1548581463).

Almost surely, 212289425101 is an apocalyptic number.

It is an amenable number.

12289425101 is a deficient number, since it is larger than the sum of its proper divisors (99226603).

12289425101 is a wasteful number, since it uses less digits than its factorization.

12289425101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132751.

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 12289425101 in words is "twelve billion, two hundred eighty-nine million, four hundred twenty-five thousand, one hundred one".

Divisors: 1 157 593 93101 132001 20724157 78276593 12289425101