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83246885 = 5192114153
BaseRepresentation
bin1001111011000…
…11111100100101
312210122101020222
410331203330211
5132302400020
612132134125
72030405201
oct475437445
9183571228
1083246885
1142a99687
1223a67345
1314329217
14b0adb01
157495b25
hex4f63f25

83246885 has 16 divisors (see below), whose sum is σ = 105677760. Its totient is φ = 62778240.

The previous prime is 83246879. The next prime is 83246887. The reversal of 83246885 is 58864238.

It is not a de Polignac number, because 83246885 - 222 = 79052581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83246887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17969 + ... + 22121.

It is an arithmetic number, because the mean of its divisors is an integer number (6604860).

Almost surely, 283246885 is an apocalyptic number.

It is an amenable number.

83246885 is a deficient number, since it is larger than the sum of its proper divisors (22430875).

83246885 is a wasteful number, since it uses less digits than its factorization.

83246885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388.

The product of its digits is 368640, while the sum is 44.

The square root of 83246885 is about 9123.9730929020. The cubic root of 83246885 is about 436.6391409593.

The spelling of 83246885 in words is "eighty-three million, two hundred forty-six thousand, eight hundred eighty-five".

Divisors: 1 5 19 95 211 1055 4009 4153 20045 20765 78907 394535 876283 4381415 16649377 83246885