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108045005 = 553407717
BaseRepresentation
bin1100111000010…
…10001011001101
321112022020212212
412130022023031
5210124420010
614415440205
72451240005
oct634121315
9245266785
10108045005
1155a968a2
1230226065
13194cc573
14104c7005
159743505
hex670a2cd

108045005 has 8 divisors (see below), whose sum is σ = 132100632. Its totient is φ = 84804928.

The previous prime is 108044983. The next prime is 108045017. The reversal of 108045005 is 500540801.

It can be written as a sum of positive squares in 4 ways, for example, as 259081 + 107785924 = 509^2 + 10382^2 .

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 108045005 - 210 = 108043981 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203594 + ... + 204123.

It is an arithmetic number, because the mean of its divisors is an integer number (16512579).

Almost surely, 2108045005 is an apocalyptic number.

It is an amenable number.

108045005 is a deficient number, since it is larger than the sum of its proper divisors (24055627).

108045005 is an equidigital number, since it uses as much as digits as its factorization.

108045005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407775.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 108045005 is about 10394.4699239548. The cubic root of 108045005 is about 476.2864554638.

Adding to 108045005 its reverse (500540801), we get a palindrome (608585806).

It can be divided in two parts, 10804500 and 5, that multiplied together give a square (54022500 = 73502).

The spelling of 108045005 in words is "one hundred eight million, forty-five thousand, five".

Divisors: 1 5 53 265 407717 2038585 21609001 108045005