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3445131345213 = 33066433744997
BaseRepresentation
bin110010001000100001110…
…101000111110100111101
3110012100111010102112021010
4302020201311013310331
5422421112111021323
611154401013025433
7503621365156035
oct62104165076475
913170433375233
103445131345213
111109087914788
12477833625279
131bcb4a34922c
14bca60d588c5
155e938372c93
hex32221d47d3d

3445131345213 has 8 divisors (see below), whose sum is σ = 4593524666848. Its totient is φ = 2296746126864.

The previous prime is 3445131345191. The next prime is 3445131345233. The reversal of 3445131345213 is 3125431315443.

3445131345213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3445131345213 - 221 = 3445129248061 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 (3445131345233) 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, 952570 + ... + 2792427.

It is an arithmetic number, because the mean of its divisors is an integer number (574190583356).

Almost surely, 23445131345213 is an apocalyptic number.

It is an amenable number.

3445131345213 is a deficient number, since it is larger than the sum of its proper divisors (1148393321635).

3445131345213 is a wasteful number, since it uses less digits than its factorization.

3445131345213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4051643.

The product of its digits is 259200, while the sum is 39.

The spelling of 3445131345213 in words is "three trillion, four hundred forty-five billion, one hundred thirty-one million, three hundred forty-five thousand, two hundred thirteen".

Divisors: 1 3 306643 919929 3744997 11234991 1148377115071 3445131345213