Search a number
-
+
80108012 = 22171178059
BaseRepresentation
bin1001100011001…
…01100111101100
312120201220112102
410301211213230
5131001424022
611540554232
71661623025
oct461454754
9176656472
1080108012
1141245376
12229b2978
131379a5ba
14a8d3c4c
157075a92
hex4c659ec

80108012 has 12 divisors (see below), whose sum is σ = 148435560. Its totient is φ = 37697856.

The previous prime is 80108003. The next prime is 80108023. The reversal of 80108012 is 21080108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588962 + ... + 589097.

It is an arithmetic number, because the mean of its divisors is an integer number (12369630).

Almost surely, 280108012 is an apocalyptic number.

It is an amenable number.

80108012 is a deficient number, since it is larger than the sum of its proper divisors (68327548).

80108012 is a wasteful number, since it uses less digits than its factorization.

80108012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178080 (or 1178078 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The square root of 80108012 is about 8950.3079276637. The cubic root of 80108012 is about 431.0807714642.

The spelling of 80108012 in words is "eighty million, one hundred eight thousand, twelve".

Divisors: 1 2 4 17 34 68 1178059 2356118 4712236 20027003 40054006 80108012