Search a number
-
+
470246880 = 25351974973
BaseRepresentation
bin11100000001110…
…110010111100000
31012202212000110010
4130001312113200
51430340400010
6114355004520
714440014105
oct3401662740
91182760403
10470246880
11221495494
12111599740
13765685bc
144664caac
152b43c620
hex1c0765e0

470246880 has 96 divisors (see below), whose sum is σ = 1489096224. Its totient is φ = 124737536.

The previous prime is 470246873. The next prime is 470246927. The reversal of 470246880 is 88642074.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×4702468802 = 442264256299468800, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 92074 + ... + 97046.

It is an arithmetic number, because the mean of its divisors is an integer number (15511419).

Almost surely, 2470246880 is an apocalyptic number.

470246880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 470246880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744548112).

470246880 is an abundant number, since it is smaller than the sum of its proper divisors (1018849344).

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

470246880 is a wasteful number, since it uses less digits than its factorization.

470246880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5188 (or 5180 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 470246880 is about 21685.1765037779. The cubic root of 470246880 is about 777.6341197412.

The spelling of 470246880 in words is "four hundred seventy million, two hundred forty-six thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 197 240 394 480 591 788 985 1182 1576 1970 2364 2955 3152 3940 4728 4973 5910 6304 7880 9456 9946 11820 14919 15760 18912 19892 23640 24865 29838 31520 39784 47280 49730 59676 74595 79568 94560 99460 119352 149190 159136 198920 238704 298380 397840 477408 596760 795680 979681 1193520 1959362 2387040 2939043 3918724 4898405 5878086 7837448 9796810 11756172 14695215 15674896 19593620 23512344 29390430 31349792 39187240 47024688 58780860 78374480 94049376 117561720 156748960 235123440 470246880