Base | Representation |
---|---|
bin | 11101001100000000100 |
3 | 1210120221222 |
4 | 3221200010 |
5 | 221101140 |
6 | 32255512 |
7 | 11062253 |
oct | 3514004 |
9 | 1716858 |
10 | 956420 |
11 | 5a3633 |
12 | 3a1598 |
13 | 27643a |
14 | 1ac79a |
15 | 13d5b5 |
hex | e9804 |
956420 has 48 divisors (see below), whose sum is σ = 2222640. Its totient is φ = 344064.
The previous prime is 956401. The next prime is 956429. The reversal of 956420 is 24659.
It can be written as a sum of positive squares in 8 ways, for example, as 3844 + 952576 = 62^2 + 976^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 956420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (956429) by changing a digit.
956420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9812 + ... + 9908.
It is an arithmetic number, because the mean of its divisors is an integer number (46305).
2956420 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 956420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1111320).
956420 is an abundant number, since it is smaller than the sum of its proper divisors (1266220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
956420 is a wasteful number, since it uses less digits than its factorization.
956420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152 (or 150 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 956420 is about 977.9672796162. The cubic root of 956420 is about 98.5257046815.
The spelling of 956420 in words is "nine hundred fifty-six thousand, four hundred twenty".
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