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83795628 = 22371795573
BaseRepresentation
bin1001111111010…
…01111010101100
312211200020222210
410333221322230
5132422430003
612152010420
72035152060
oct477517254
9184606883
1083795628
1143333994
1224090a10
131448bc17
14b1b3aa0
157553503
hex4fe9eac

83795628 has 48 divisors (see below), whose sum is σ = 224743680. Its totient is φ = 23803584.

The previous prime is 83795611. The next prime is 83795633. The reversal of 83795628 is 82659738.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12250 + ... + 17822.

It is an arithmetic number, because the mean of its divisors is an integer number (4682160).

Almost surely, 283795628 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 83795628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112371840).

83795628 is an abundant number, since it is smaller than the sum of its proper divisors (140948052).

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

83795628 is a wasteful number, since it uses less digits than its factorization.

83795628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766 (or 5764 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 83795628 is about 9153.9951933568. The cubic root of 83795628 is about 437.5964465464.

The spelling of 83795628 in words is "eighty-three million, seven hundred ninety-five thousand, six hundred twenty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 179 358 537 716 1074 1253 2148 2506 3759 5012 5573 7518 11146 15036 16719 22292 33438 39011 66876 78022 117033 156044 234066 468132 997567 1995134 2992701 3990268 5985402 6982969 11970804 13965938 20948907 27931876 41897814 83795628