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12254103354013 = 106121615344553
BaseRepresentation
bin1011001001010010000101…
…1110100011101010011101
31121101110222112100221102021
42302110201132203222131
53101232400424312023
642021242442500141
72403221050620343
oct262244136435235
947343875327367
1012254103354013
1139a4a32974714
12145ab16504651
136ab7319194b1
1430515d369993
15163b560c835d
hexb25217a3a9d

12254103354013 has 8 divisors (see below), whose sum is σ = 12271331144376. Its totient is φ = 12236886259200.

The previous prime is 12254103353951. The next prime is 12254103354041. The reversal of 12254103354013 is 31045330145221.

12254103354013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7190694313209 + 5063409040804 = 2681547^2 + 2250202^2 .

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 12254103354013 - 225 = 12254069799581 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12254103354013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12254103354043) 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, 379456 + ... + 4965097.

It is an arithmetic number, because the mean of its divisors is an integer number (1533916393047).

Almost surely, 212254103354013 is an apocalyptic number.

It is an amenable number.

12254103354013 is a deficient number, since it is larger than the sum of its proper divisors (17227790363).

12254103354013 is a wasteful number, since it uses less digits than its factorization.

12254103354013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5347775.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 12254103354013 its reverse (31045330145221), we get a palindrome (43299433499234).

The spelling of 12254103354013 in words is "twelve trillion, two hundred fifty-four billion, one hundred three million, three hundred fifty-four thousand, thirteen".

Divisors: 1 1061 2161 2292821 5344553 5670570733 11549579033 12254103354013