Base | Representation |
---|---|
bin | 11100001011111… |
… | …101110001101000 |
3 | 1012221211202000100 |
4 | 130023331301220 |
5 | 1432030224124 |
6 | 114531505400 |
7 | 14501400210 |
oct | 3413756150 |
9 | 1187752010 |
10 | 472898664 |
11 | 222a36847 |
12 | 112458260 |
13 | 76c865c4 |
14 | 46b3d240 |
15 | 2b7b31c9 |
hex | 1c2fdc68 |
472898664 has 96 divisors (see below), whose sum is σ = 1470381120. Its totient is φ = 134500608.
The previous prime is 472898659. The next prime is 472898689. The reversal of 472898664 is 466898274.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 472898664.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115419 + ... + 119445.
It is an arithmetic number, because the mean of its divisors is an integer number (15316470).
Almost surely, 2472898664 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 472898664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735190560).
472898664 is an abundant number, since it is smaller than the sum of its proper divisors (997482456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
472898664 is a wasteful number, since it uses less digits than its factorization.
472898664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4279 (or 4272 counting only the distinct ones).
The product of its digits is 4644864, while the sum is 54.
The square root of 472898664 is about 21746.2333290159. The cubic root of 472898664 is about 779.0931077166.
The spelling of 472898664 in words is "four hundred seventy-two million, eight hundred ninety-eight thousand, six hundred sixty-four".
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