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32253139 = 434715959
BaseRepresentation
bin111101100001…
…0010011010011
32020200121222201
41323002103103
531224100024
63111144031
7541101322
oct173022323
966617881
1032253139
111722a296
12a975017
1368b36c9
1443d80b9
152c71744
hex1ec24d3

32253139 has 8 divisors (see below), whose sum is σ = 33707520. Its totient is φ = 30830856.

The previous prime is 32253121. The next prime is 32253149. The reversal of 32253139 is 93135223.

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

It is a cyclic number.

It is not a de Polignac number, because 32253139 - 217 = 32122067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32253149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5959 + ... + 10000.

It is an arithmetic number, because the mean of its divisors is an integer number (4213440).

Almost surely, 232253139 is an apocalyptic number.

32253139 is a deficient number, since it is larger than the sum of its proper divisors (1454381).

32253139 is a wasteful number, since it uses less digits than its factorization.

32253139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16049.

The product of its digits is 4860, while the sum is 28.

The square root of 32253139 is about 5679.1847126150. The cubic root of 32253139 is about 318.3151649094.

The spelling of 32253139 in words is "thirty-two million, two hundred fifty-three thousand, one hundred thirty-nine".

Divisors: 1 43 47 2021 15959 686237 750073 32253139