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3001352405 = 5600270481
BaseRepresentation
bin1011001011100101…
…0000000011010101
321202011120111111012
42302321100003111
522121321234110
61213453222005
7134243034362
oct26271200325
97664514435
103001352405
111300204537
126b9191905
1338aa68c8c
14206879469
1512875e905
hexb2e500d5

3001352405 has 4 divisors (see below), whose sum is σ = 3601622892. Its totient is φ = 2401081920.

The previous prime is 3001352383. The next prime is 3001352407. The reversal of 3001352405 is 5042531003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5042531003 = 5657891379.

It can be written as a sum of positive squares in 2 ways, for example, as 1920718276 + 1080634129 = 43826^2 + 32873^2 .

It is not a de Polignac number, because 3001352405 - 220 = 3000303829 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 (3001352407) 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, 300135236 + ... + 300135245.

It is an arithmetic number, because the mean of its divisors is an integer number (900405723).

Almost surely, 23001352405 is an apocalyptic number.

It is an amenable number.

3001352405 is a deficient number, since it is larger than the sum of its proper divisors (600270487).

3001352405 is an equidigital number, since it uses as much as digits as its factorization.

3001352405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600270486.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3001352405 is about 54784.6000715530. The cubic root of 3001352405 is about 1442.4662605859.

Adding to 3001352405 its reverse (5042531003), we get a palindrome (8043883408).

The spelling of 3001352405 in words is "three billion, one million, three hundred fifty-two thousand, four hundred five".

Divisors: 1 5 600270481 3001352405