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108985351 = 1725212543
BaseRepresentation
bin1100111111011…
…11110000000111
321121002000210111
412133233300013
5210400012401
614451533451
72462234356
oct637576007
9247060714
10108985351
1156579342
12305ba287
131976b597
141068d99d
15987be51
hex67efc07

108985351 has 8 divisors (see below), whose sum is σ = 115487424. Its totient is φ = 102493440.

The previous prime is 108985343. The next prime is 108985361. The reversal of 108985351 is 153589801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108985351 - 23 = 108985343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108985361) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41586 + ... + 44128.

It is an arithmetic number, because the mean of its divisors is an integer number (14435928).

Almost surely, 2108985351 is an apocalyptic number.

108985351 is a deficient number, since it is larger than the sum of its proper divisors (6502073).

108985351 is a wasteful number, since it uses less digits than its factorization.

108985351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081.

The product of its (nonzero) digits is 43200, while the sum is 40.

The square root of 108985351 is about 10439.6049254749. The cubic root of 108985351 is about 477.6642177056.

The spelling of 108985351 in words is "one hundred eight million, nine hundred eighty-five thousand, three hundred fifty-one".

Divisors: 1 17 2521 2543 42857 43231 6410903 108985351