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83048672 = 25717113193
BaseRepresentation
bin1001111001100…
…11100011100000
312210021022100202
410330303203200
5132230024142
612124004332
72025621260
oct474634340
9183238322
1083048672
1142973773
12239906a8
1314289c35
14b05b7a0
157457032
hex4f338e0

83048672 has 96 divisors (see below), whose sum is σ = 200636352. Its totient is φ = 33030144.

The previous prime is 83048617. The next prime is 83048681. The reversal of 83048672 is 27684038.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430208 + ... + 430400.

It is an arithmetic number, because the mean of its divisors is an integer number (2089962).

Almost surely, 283048672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83048672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100318176).

83048672 is an abundant number, since it is smaller than the sum of its proper divisors (117587680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83048672 is a wasteful number, since it uses less digits than its factorization.

83048672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 83048672 is about 9113.1044106825. The cubic root of 83048672 is about 436.2923158270.

The spelling of 83048672 in words is "eighty-three million, forty-eight thousand, six hundred seventy-two".

Divisors: 1 2 4 7 8 14 16 17 28 32 34 56 68 112 113 119 136 193 224 226 238 272 386 452 476 544 772 791 904 952 1351 1544 1582 1808 1904 1921 2702 3088 3164 3281 3616 3808 3842 5404 6176 6328 6562 7684 10808 12656 13124 13447 15368 21616 21809 22967 25312 26248 26894 30736 43232 43618 45934 52496 53788 61472 87236 91868 104992 107576 152663 174472 183736 215152 305326 348944 367472 370753 430304 610652 697888 734944 741506 1221304 1483012 2442608 2595271 2966024 4885216 5190542 5932048 10381084 11864096 20762168 41524336 83048672