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68835016 = 2312767751
BaseRepresentation
bin1000001101001…
…01011011001000
311210112011220001
410012211123020
5120110210031
610455212344
71464042115
oct406453310
9153464801
1068835016
1135945848
121b0770b4
13113514a3
1491db90c
15609a861
hex41a56c8

68835016 has 16 divisors (see below), whose sum is σ = 130083840. Its totient is φ = 34146000.

The previous prime is 68834999. The next prime is 68835017. The reversal of 68835016 is 61053886.

It is not an unprimeable number, because it can be changed into a prime (68835017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32860 + ... + 34891.

It is an arithmetic number, because the mean of its divisors is an integer number (8130240).

Almost surely, 268835016 is an apocalyptic number.

It is an amenable number.

68835016 is a deficient number, since it is larger than the sum of its proper divisors (61248824).

68835016 is a wasteful number, since it uses less digits than its factorization.

68835016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67884 (or 67880 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 68835016 is about 8296.6870496602. The cubic root of 68835016 is about 409.8294273609.

The spelling of 68835016 in words is "sixty-eight million, eight hundred thirty-five thousand, sixteen".

Divisors: 1 2 4 8 127 254 508 1016 67751 135502 271004 542008 8604377 17208754 34417508 68835016