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17102980 = 2258310303
BaseRepresentation
bin100000100111…
…1100010000100
31012011220212201
41001033202010
513334243410
61410324244
7265241626
oct101174204
935156781
1017102980
1197217a4
125889684
13370a90b
1423b2c16
15177c83a
hex104f884

17102980 has 24 divisors (see below), whose sum is σ = 36352512. Its totient is φ = 6758112.

The previous prime is 17102959. The next prime is 17102989. The reversal of 17102980 is 8920171.

It is not an unprimeable number, because it can be changed into a prime (17102989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (1514688).

Almost surely, 217102980 is an apocalyptic number.

17102980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17102980 is an abundant number, since it is smaller than the sum of its proper divisors (19249532).

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

17102980 is a wasteful number, since it uses less digits than its factorization.

17102980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10395 (or 10393 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 17102980 is about 4135.5749298012. The cubic root of 17102980 is about 257.6463114208.

The spelling of 17102980 in words is "seventeen million, one hundred two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 83 166 332 415 830 1660 10303 20606 41212 51515 103030 206060 855149 1710298 3420596 4275745 8551490 17102980