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83049836 = 22197115391
BaseRepresentation
bin1001111001100…
…11110101101100
312210021100221212
410330303311230
5132230043321
612124013552
72025624542
oct474636554
9183240855
1083049836
1142974631
12239912b8
131428a61c
14b05bd92
15745755b
hex4f33d6c

83049836 has 24 divisors (see below), whose sum is σ = 155151360. Its totient is φ = 38782800.

The previous prime is 83049829. The next prime is 83049851. The reversal of 83049836 is 63894038.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 83049793 and 83049802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300 + ... + 13091.

It is an arithmetic number, because the mean of its divisors is an integer number (6464640).

Almost surely, 283049836 is an apocalyptic number.

It is an amenable number.

83049836 is a deficient number, since it is larger than the sum of its proper divisors (72101524).

83049836 is a wasteful number, since it uses less digits than its factorization.

83049836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15485 (or 15483 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 83049836 is about 9113.1682745355. The cubic root of 83049836 is about 436.2943541573.

The spelling of 83049836 in words is "eighty-three million, forty-nine thousand, eight hundred thirty-six".

Divisors: 1 2 4 19 38 71 76 142 284 1349 2698 5396 15391 30782 61564 292429 584858 1092761 1169716 2185522 4371044 20762459 41524918 83049836