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108083489 = 508721247
BaseRepresentation
bin1100111000100…
…11100100100001
321112101012200012
412130103210201
5210132132424
614420334305
72451460133
oct634234441
9245335605
10108083489
11560127a8
1230244395
1319513c37
14104d7053
15974eb0e
hex6713921

108083489 has 4 divisors (see below), whose sum is σ = 108109824. Its totient is φ = 108057156.

The previous prime is 108083473. The next prime is 108083519. The reversal of 108083489 is 984380801.

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 108083489 - 24 = 108083473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108083429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5537 + ... + 15710.

It is an arithmetic number, because the mean of its divisors is an integer number (27027456).

Almost surely, 2108083489 is an apocalyptic number.

It is an amenable number.

108083489 is a deficient number, since it is larger than the sum of its proper divisors (26335).

108083489 is an equidigital number, since it uses as much as digits as its factorization.

108083489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26334.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 108083489 is about 10396.3209357926. The cubic root of 108083489 is about 476.3429974334.

The spelling of 108083489 in words is "one hundred eight million, eighty-three thousand, four hundred eighty-nine".

Divisors: 1 5087 21247 108083489