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3204010421 = 6167097829
BaseRepresentation
bin1011111011111001…
…0101000110110101
322021021220121000122
42332332111012311
523030211313141
61245533021325
7142253432153
oct27676250665
98237817018
103204010421
1113a46424a7
12755024845
133c0a44071
142257503d3
1513b44164b
hexbef951b5

3204010421 has 8 divisors (see below), whose sum is σ = 3257436600. Its totient is φ = 3150613440.

The previous prime is 3204010379. The next prime is 3204010441. The reversal of 3204010421 is 1240104023.

It can be written as a sum of positive squares in 4 ways, for example, as 3845521 + 3200164900 = 1961^2 + 56570^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3204010421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3204010421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3204010441) 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, 405335 + ... + 413163.

It is an arithmetic number, because the mean of its divisors is an integer number (407179575).

Almost surely, 23204010421 is an apocalyptic number.

It is an amenable number.

3204010421 is a deficient number, since it is larger than the sum of its proper divisors (53426179).

3204010421 is an equidigital number, since it uses as much as digits as its factorization.

3204010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14599.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 3204010421 is about 56603.9788442473. The cubic root of 3204010421 is about 1474.2279473517.

Adding to 3204010421 its reverse (1240104023), we get a palindrome (4444114444).

The spelling of 3204010421 in words is "three billion, two hundred four million, ten thousand, four hundred twenty-one".

Divisors: 1 61 6709 7829 409249 477569 52524761 3204010421