Search a number
-
+
472641180 = 223511716123
BaseRepresentation
bin11100001010111…
…110111010011100
31012221100122210220
4130022332322130
51431444004210
6114522201340
714466245424
oct3412767234
91187318726
10472641180
11222880350
12112353250
1376bc634b
1446ab3484
152b761c70
hex1c2bee9c

472641180 has 48 divisors (see below), whose sum is σ = 1443705984. Its totient is φ = 114579520.

The previous prime is 472641179. The next prime is 472641181. The reversal of 472641180 is 81146274.

It is an interprime number because it is at equal distance from previous prime (472641179) and next prime (472641181).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472641181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357402 + ... + 358721.

It is an arithmetic number, because the mean of its divisors is an integer number (30077208).

Almost surely, 2472641180 is an apocalyptic number.

It is an amenable number.

472641180 is an abundant number, since it is smaller than the sum of its proper divisors (971064804).

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

472641180 is a wasteful number, since it uses less digits than its factorization.

472641180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716146 (or 716144 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 472641180 is about 21740.3123252634. The cubic root of 472641180 is about 778.9516817662.

The spelling of 472641180 in words is "four hundred seventy-two million, six hundred forty-one thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 716123 1432246 2148369 2864492 3580615 4296738 7161230 7877353 8593476 10741845 14322460 15754706 21483690 23632059 31509412 39386765 42967380 47264118 78773530 94528236 118160295 157547060 236320590 472641180