Search a number
-
+
472112580 = 22359781119
BaseRepresentation
bin11100001000111…
…101110111000100
31012220100210201010
4130020331313010
51431330100310
6114503002220
714461614342
oct3410756704
91186323633
10472112580
1122254a195
12112139370
1376a6c874
14469b6992
152b6aa320
hex1c23ddc4

472112580 has 48 divisors (see below), whose sum is σ = 1335559680. Its totient is φ = 124597248.

The previous prime is 472112579. The next prime is 472112587. The reversal of 472112580 is 85211274.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (472112587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34740 + ... + 46379.

It is an arithmetic number, because the mean of its divisors is an integer number (27824160).

Almost surely, 2472112580 is an apocalyptic number.

It is an amenable number.

472112580 is an abundant number, since it is smaller than the sum of its proper divisors (863447100).

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

472112580 is a wasteful number, since it uses less digits than its factorization.

472112580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81228 (or 81226 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 472112580 is about 21728.1517851841. The cubic root of 472112580 is about 778.6611812955.

The spelling of 472112580 in words is "four hundred seventy-two million, one hundred twelve thousand, five hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 97 194 291 388 485 582 970 1164 1455 1940 2910 5820 81119 162238 243357 324476 405595 486714 811190 973428 1216785 1622380 2433570 4867140 7868543 15737086 23605629 31474172 39342715 47211258 78685430 94422516 118028145 157370860 236056290 472112580