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83252425 = 526435179
BaseRepresentation
bin1001111011001…
…01010011001001
312210122122212011
410331211103021
5132303034200
612132215521
72030430304
oct475452311
9183578764
1083252425
1142aa2863
1223a6a5a1
131432b8b9
14b0b1b3b
1574975ba
hex4f654c9

83252425 has 12 divisors (see below), whose sum is σ = 103413520. Its totient is φ = 66485520.

The previous prime is 83252423. The next prime is 83252431. The reversal of 83252425 is 52425238.

It is not a de Polignac number, because 83252425 - 21 = 83252423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83252423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13486 + ... + 18664.

Almost surely, 283252425 is an apocalyptic number.

It is an amenable number.

83252425 is a deficient number, since it is larger than the sum of its proper divisors (20161095).

83252425 is a wasteful number, since it uses less digits than its factorization.

83252425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5832 (or 5827 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 83252425 is about 9124.2766836610. The cubic root of 83252425 is about 436.6488267158.

The spelling of 83252425 in words is "eighty-three million, two hundred fifty-two thousand, four hundred twenty-five".

Divisors: 1 5 25 643 3215 5179 16075 25895 129475 3330097 16650485 83252425