Base | Representation |
---|---|
bin | 11100000001111… |
… | …111010010110000 |
3 | 1012202220212121012 |
4 | 130001333102300 |
5 | 1430343032230 |
6 | 114355450052 |
7 | 14440225514 |
oct | 3401772260 |
9 | 1182825535 |
10 | 470283440 |
11 | 22150aa00 |
12 | 1115b6928 |
13 | 7657c133 |
14 | 4665c144 |
15 | 2b448395 |
hex | 1c07f4b0 |
470283440 has 120 divisors (see below), whose sum is σ = 1265596080. Its totient is φ = 161948160.
The previous prime is 470283419. The next prime is 470283449. The reversal of 470283440 is 44382074.
It is a junction number, because it is equal to n+sod(n) for n = 470283397 and 470283406.
It is not an unprimeable number, because it can be changed into a prime (470283449) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 182642 + ... + 185198.
It is an arithmetic number, because the mean of its divisors is an integer number (10546634).
Almost surely, 2470283440 is an apocalyptic number.
470283440 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 470283440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632798040).
470283440 is an abundant number, since it is smaller than the sum of its proper divisors (795312640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
470283440 is a wasteful number, since it uses less digits than its factorization.
470283440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2611 (or 2594 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 32.
The square root of 470283440 is about 21686.0194595504. The cubic root of 470283440 is about 777.6542719689.
The spelling of 470283440 in words is "four hundred seventy million, two hundred eighty-three thousand, four hundred forty".
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