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3444064885 = 5688812977
BaseRepresentation
bin1100110101001000…
…0100001001110101
322220000121121211201
43031102010021311
524023140034020
61325430132501
7151230032332
oct31522041165
98800547751
103444064885
1115080a2a18
128014b1131
1342b6b3921
1424959b989
1515255da0a
hexcd484275

3444064885 has 4 divisors (see below), whose sum is σ = 4132877868. Its totient is φ = 2755251904.

The previous prime is 3444064837. The next prime is 3444064889. The reversal of 3444064885 is 5884604443.

It is a happy number.

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 713584369 + 2730480516 = 26713^2 + 52254^2 .

It is a cyclic number.

It is not a de Polignac number, because 3444064885 - 211 = 3444062837 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 (3444064889) 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, 344406484 + ... + 344406493.

It is an arithmetic number, because the mean of its divisors is an integer number (1033219467).

Almost surely, 23444064885 is an apocalyptic number.

It is an amenable number.

3444064885 is a deficient number, since it is larger than the sum of its proper divisors (688812983).

3444064885 is an equidigital number, since it uses as much as digits as its factorization.

3444064885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688812982.

The product of its (nonzero) digits is 1474560, while the sum is 46.

The square root of 3444064885 is about 58686.1558206022. The cubic root of 3444064885 is about 1510.1628239840.

The spelling of 3444064885 in words is "three billion, four hundred forty-four million, sixty-four thousand, eight hundred eighty-five".

Divisors: 1 5 688812977 3444064885