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83304148 = 22171225061
BaseRepresentation
bin1001111011100…
…01111011010100
312210202021210211
410331301323110
5132311213043
612133255204
72031034144
oct475617324
9183667724
1083304148
1143028704
1223a94504
13143492c5
14b0c6924
1574a7a9d
hex4f71ed4

83304148 has 12 divisors (see below), whose sum is σ = 154357812. Its totient is φ = 39201920.

The previous prime is 83304119. The next prime is 83304191. The reversal of 83304148 is 84140338.

It can be written as a sum of positive squares in 2 ways, for example, as 32581264 + 50722884 = 5708^2 + 7122^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612463 + ... + 612598.

It is an arithmetic number, because the mean of its divisors is an integer number (12863151).

Almost surely, 283304148 is an apocalyptic number.

It is an amenable number.

83304148 is a deficient number, since it is larger than the sum of its proper divisors (71053664).

83304148 is a wasteful number, since it uses less digits than its factorization.

83304148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225082 (or 1225080 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 83304148 is about 9127.1106052244. The cubic root of 83304148 is about 436.7392349401.

The spelling of 83304148 in words is "eighty-three million, three hundred four thousand, one hundred forty-eight".

Divisors: 1 2 4 17 34 68 1225061 2450122 4900244 20826037 41652074 83304148