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108830641 = 232419491
BaseRepresentation
bin1100111110010…
…01111110110001
321120210011120111
412133021332301
5210330040031
614444341321
72461021333
oct637117661
9246704514
10108830641
1156483087
1230544841
131971603a
141064d453
15984b1b1
hex67c9fb1

108830641 has 12 divisors (see below), whose sum is σ = 114271920. Its totient is φ = 103638920.

The previous prime is 108830627. The next prime is 108830671. The reversal of 108830641 is 146038801.

It is not a de Polignac number, because 108830641 - 25 = 108830609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108830611) 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 11 ways as a sum of consecutive naturals, for example, 221406 + ... + 221896.

It is an arithmetic number, because the mean of its divisors is an integer number (9522660).

Almost surely, 2108830641 is an apocalyptic number.

It is an amenable number.

108830641 is a deficient number, since it is larger than the sum of its proper divisors (5441279).

108830641 is an equidigital number, since it uses as much as digits as its factorization.

108830641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956 (or 933 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 108830641 is about 10432.1925308154. The cubic root of 108830641 is about 477.4380881509.

The spelling of 108830641 in words is "one hundred eight million, eight hundred thirty thousand, six hundred forty-one".

Divisors: 1 23 419 491 529 9637 11293 205729 221651 259739 4731767 108830641