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108248893 = 591834727
BaseRepresentation
bin1100111001110…
…11111100111101
321112200121120021
412130323330331
5210202431033
614424052141
72453046304
oct634737475
9245617507
10108248893
1156115aa5
1230304051
13195712cc
141053b43b
159783b2d
hex673bf3d

108248893 has 4 divisors (see below), whose sum is σ = 110083680. Its totient is φ = 106414108.

The previous prime is 108248887. The next prime is 108248927. The reversal of 108248893 is 398842801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108248893 - 225 = 74694461 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 (108248813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917305 + ... + 917422.

It is an arithmetic number, because the mean of its divisors is an integer number (27520920).

Almost surely, 2108248893 is an apocalyptic number.

It is an amenable number.

108248893 is a deficient number, since it is larger than the sum of its proper divisors (1834787).

108248893 is an equidigital number, since it uses as much as digits as its factorization.

108248893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834786.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 108248893 is about 10404.2728241814. The cubic root of 108248893 is about 476.5858617869.

It can be divided in two parts, 108 and 248893, that added together give a square (249001 = 4992).

The spelling of 108248893 in words is "one hundred eight million, two hundred forty-eight thousand, eight hundred ninety-three".

Divisors: 1 59 1834727 108248893