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106985028 = 2238915419
BaseRepresentation
bin1100110000001…
…11011001000100
321110022101212110
412120013121010
5204342010103
614341021020
72436233463
oct630073104
9243271773
10106985028
1155432487
122b9b4770
131921ac67
14102cc9da
1595d4403
hex6607644

106985028 has 12 divisors (see below), whose sum is σ = 249631760. Its totient is φ = 35661672.

The previous prime is 106985027. The next prime is 106985059. The reversal of 106985028 is 820589601.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1069850282 = 22891592432321568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106985023) 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, 4457698 + ... + 4457721.

Almost surely, 2106985028 is an apocalyptic number.

It is an amenable number.

106985028 is an abundant number, since it is smaller than the sum of its proper divisors (142646732).

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

106985028 is a wasteful number, since it uses less digits than its factorization.

106985028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8915426 (or 8915424 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 106985028 is about 10343.3567085352. The cubic root of 106985028 is about 474.7237958406.

The spelling of 106985028 in words is "one hundred six million, nine hundred eighty-five thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 8915419 17830838 26746257 35661676 53492514 106985028