Base | Representation |
---|---|
bin | 1100000011001110… |
… | …00101000010101110 |
3 | 121200212110020210000 |
4 | 12001213011002232 |
5 | 101222141104210 |
6 | 2545543125130 |
7 | 316214415441 |
oct | 60147050256 |
9 | 17625406700 |
10 | 6469472430 |
11 | 281a937433 |
12 | 13067437a6 |
13 | 7c14229c5 |
14 | 4552d9658 |
15 | 27ce70ac0 |
hex | 1819c50ae |
6469472430 has 320 divisors, whose sum is σ = 18938354688. Its totient is φ = 1580705280.
The previous prime is 6469472423. The next prime is 6469472509. The reversal of 6469472430 is 342749646.
It is a happy number.
6469472430 is a `hidden beast` number, since 64 + 6 + 94 + 72 + 430 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 88622874 + ... + 88622946.
Almost surely, 26469472430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6469472430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9469177344).
6469472430 is an abundant number, since it is smaller than the sum of its proper divisors (12468882258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6469472430 is a wasteful number, since it uses less digits than its factorization.
6469472430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253 (or 244 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 45.
The square root of 6469472430 is about 80433.0307149992. The cubic root of 6469472430 is about 1863.3293388063.
The spelling of 6469472430 in words is "six billion, four hundred sixty-nine million, four hundred seventy-two thousand, four hundred thirty".
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