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6164605441 = 28517216173
BaseRepresentation
bin1011011110111000…
…00110101000000001
3120220121210101220001
411233130012220001
5100111114333231
62455412520001
7305523165421
oct55734065001
916817711801
106164605441
112683839345
121240620001
1377320c837
14426a1a481
152612eeb61
hex16f706a01

6164605441 has 4 divisors (see below), whose sum is σ = 6164850132. Its totient is φ = 6164360752.

The previous prime is 6164605439. The next prime is 6164605451. The reversal of 6164605441 is 1445064616.

6164605441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3410560000 + 2754045441 = 58400^2 + 52479^2 .

It is a cyclic number.

It is not a de Polignac number, because 6164605441 - 21 = 6164605439 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 6164605441.

It is not an unprimeable number, because it can be changed into a prime (6164605451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79570 + ... + 136603.

It is an arithmetic number, because the mean of its divisors is an integer number (1541212533).

Almost surely, 26164605441 is an apocalyptic number.

It is an amenable number.

6164605441 is a deficient number, since it is larger than the sum of its proper divisors (244691).

6164605441 is a wasteful number, since it uses less digits than its factorization.

6164605441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244690.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 6164605441 is about 78515.0013755333. The cubic root of 6164605441 is about 1833.5880157002.

The spelling of 6164605441 in words is "six billion, one hundred sixty-four million, six hundred five thousand, four hundred forty-one".

Divisors: 1 28517 216173 6164605441