Search a number
-
+
20576076 = 2232374551
BaseRepresentation
bin100111001111…
…1011101001100
31102201101001220
41032133131030
520231413301
62013003340
7336615363
oct116373514
942641056
1020576076
1110684124
126a83550
1343556c1
142a387da
151c16936
hex139f74c

20576076 has 24 divisors (see below), whose sum is σ = 50098944. Its totient is φ = 6560400.

The previous prime is 20576047. The next prime is 20576117. The reversal of 20576076 is 67067502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37000 + ... + 37551.

It is an arithmetic number, because the mean of its divisors is an integer number (2087456).

Almost surely, 220576076 is an apocalyptic number.

It is an amenable number.

20576076 is an abundant number, since it is smaller than the sum of its proper divisors (29522868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20576076 is a wasteful number, since it uses less digits than its factorization.

20576076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74581 (or 74579 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 20576076 is about 4536.0859780211. The cubic root of 20576076 is about 274.0233166085.

The spelling of 20576076 in words is "twenty million, five hundred seventy-six thousand, seventy-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 74551 149102 223653 298204 447306 894612 1714673 3429346 5144019 6858692 10288038 20576076