Search a number
-
+
470232868 = 22780920759
BaseRepresentation
bin11100000001110…
…010111100100100
31012202211022020011
4130001302330210
51430334422433
6114354420004
714436625210
oct3401627444
91182738204
10470232868
11221485a06
12111591604
1376562101
1446647940
152b4383cd
hex1c072f24

470232868 has 24 divisors (see below), whose sum is σ = 941673600. Its totient is φ = 201269568.

The previous prime is 470232839. The next prime is 470232877. The reversal of 470232868 is 868232074.

It is a super-2 number, since 2×4702328682 = 442237900295010848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 470232868.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12273 + ... + 33031.

It is an arithmetic number, because the mean of its divisors is an integer number (39236400).

Almost surely, 2470232868 is an apocalyptic number.

It is an amenable number.

470232868 is an abundant number, since it is smaller than the sum of its proper divisors (471440732).

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

470232868 is a wasteful number, since it uses less digits than its factorization.

470232868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21579 (or 21577 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 470232868 is about 21684.8534235304. The cubic root of 470232868 is about 777.6263959135.

The spelling of 470232868 in words is "four hundred seventy million, two hundred thirty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 809 1618 3236 5663 11326 20759 22652 41518 83036 145313 290626 581252 16794031 33588062 67176124 117558217 235116434 470232868