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32242913 is a prime number
BaseRepresentation
bin111101011111…
…1110011100001
32020200002221222
41322333303201
531223233123
63111024425
7541026443
oct172776341
966602858
1032242913
111722263a
12a96b115
1368abb61
1443d4493
152c6d6c8
hex1ebfce1

32242913 has 2 divisors, whose sum is σ = 32242914. Its totient is φ = 32242912.

The previous prime is 32242907. The next prime is 32242939. The reversal of 32242913 is 31924223.

It is an a-pointer prime, because the next prime (32242939) can be obtained adding 32242913 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31550689 + 692224 = 5617^2 + 832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32242913 is a prime.

It is not a weakly prime, because it can be changed into another prime (32242993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16121456 + 16121457.

It is an arithmetic number, because the mean of its divisors is an integer number (16121457).

Almost surely, 232242913 is an apocalyptic number.

It is an amenable number.

32242913 is a deficient number, since it is larger than the sum of its proper divisors (1).

32242913 is an equidigital number, since it uses as much as digits as its factorization.

32242913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 26.

The square root of 32242913 is about 5678.2843359592. The cubic root of 32242913 is about 318.2815202777.

The spelling of 32242913 in words is "thirty-two million, two hundred forty-two thousand, nine hundred thirteen".