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83025653 = 239673733
BaseRepresentation
bin1001111001011…
…01111011110101
312210020010210012
410330231323311
5132223310103
612123310005
72025464204
oct474557365
9183203705
1083025653
1142958447
122397b305
131427c609
14b05323b
1574502d8
hex4f2def5

83025653 has 8 divisors (see below), whose sum is σ = 86748288. Its totient is φ = 79312464.

The previous prime is 83025643. The next prime is 83025667. The reversal of 83025653 is 35652038.

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

It is not a de Polignac number, because 83025653 - 216 = 82960117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83025643) 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, 20375 + ... + 24107.

It is an arithmetic number, because the mean of its divisors is an integer number (10843536).

Almost surely, 283025653 is an apocalyptic number.

It is an amenable number.

83025653 is a deficient number, since it is larger than the sum of its proper divisors (3722635).

83025653 is a wasteful number, since it uses less digits than its factorization.

83025653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4723.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 83025653 is about 9111.8413616568. The cubic root of 83025653 is about 436.2520023553.

The spelling of 83025653 in words is "eighty-three million, twenty-five thousand, six hundred fifty-three".

Divisors: 1 23 967 3733 22241 85859 3609811 83025653