Base | Representation |
---|---|
bin | 11010100100001001010 |
3 | 1122020001210 |
4 | 3110201022 |
5 | 210323344 |
6 | 30353550 |
7 | 10253553 |
oct | 3244112 |
9 | 1566053 |
10 | 870474 |
11 | 545000 |
12 | 35b8b6 |
13 | 246297 |
14 | 18932a |
15 | 122db9 |
hex | d484a |
870474 has 32 divisors (see below), whose sum is σ = 1932480. Its totient is φ = 261360.
The previous prime is 870461. The next prime is 870479. The reversal of 870474 is 474078.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 870474.
It is not an unprimeable number, because it can be changed into a prime (870479) by changing a digit.
870474 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7932 + ... + 8040.
It is an arithmetic number, because the mean of its divisors is an integer number (60390).
2870474 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 870474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966240).
870474 is an abundant number, since it is smaller than the sum of its proper divisors (1062006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
870474 is a wasteful number, since it uses less digits than its factorization.
870474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147 (or 125 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 30.
The square root of 870474 is about 932.9919613802. The cubic root of 870474 is about 95.4813610911.
It can be divided in two parts, 8704 and 74, that added together give a palindrome (8778).
The spelling of 870474 in words is "eight hundred seventy thousand, four hundred seventy-four".
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