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108072873 = 341334233
BaseRepresentation
bin1100111000100…
…00111110101001
321112100200010000
412130100332221
5210131312443
614420213213
72451414156
oct634207651
9245320100
10108072873
1156005827
123023a209
131950c15c
14104d322d
15974b8d3
hex6710fa9

108072873 has 10 divisors (see below), whose sum is σ = 161442314. Its totient is φ = 72048528.

The previous prime is 108072827. The next prime is 108072911. The reversal of 108072873 is 378270801.

It can be written as a sum of positive squares in only one way, i.e., 89643024 + 18429849 = 9468^2 + 4293^2 .

It is not a de Polignac number, because 108072873 - 28 = 108072617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108072823) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 667036 + ... + 667197.

Almost surely, 2108072873 is an apocalyptic number.

It is an amenable number.

108072873 is a deficient number, since it is larger than the sum of its proper divisors (53369441).

108072873 is an equidigital number, since it uses as much as digits as its factorization.

108072873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334245 (or 1334236 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 108072873 is about 10395.8103580240. The cubic root of 108072873 is about 476.3274013947.

It can be divided in two parts, 1080728 and 73, that added together give a palindrome (1080801).

The spelling of 108072873 in words is "one hundred eight million, seventy-two thousand, eight hundred seventy-three".

Divisors: 1 3 9 27 81 1334233 4002699 12008097 36024291 108072873