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3245042551 = 29111898019
BaseRepresentation
bin1100000101101011…
…0110101101110111
322101011010020112011
43001122312231313
523121212330201
61254000305051
7143262256312
oct30132665567
98334106464
103245042551
111415818553
12766912187
133c93ac62a
1422ad91979
1513ed49151
hexc16b6b77

3245042551 has 4 divisors (see below), whose sum is σ = 3356940600. Its totient is φ = 3133144504.

The previous prime is 3245042533. The next prime is 3245042611. The reversal of 3245042551 is 1552405423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1552405423 = 2591599153.

It is a cyclic number.

It is not a de Polignac number, because 3245042551 - 25 = 3245042519 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 (3245042651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55948981 + ... + 55949038.

It is an arithmetic number, because the mean of its divisors is an integer number (839235150).

Almost surely, 23245042551 is an apocalyptic number.

3245042551 is a deficient number, since it is larger than the sum of its proper divisors (111898049).

3245042551 is a wasteful number, since it uses less digits than its factorization.

3245042551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111898048.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 3245042551 is about 56965.2749576442. The cubic root of 3245042551 is about 1480.4945010288.

Adding to 3245042551 its reverse (1552405423), we get a palindrome (4797447974).

The spelling of 3245042551 in words is "three billion, two hundred forty-five million, forty-two thousand, five hundred fifty-one".

Divisors: 1 29 111898019 3245042551