Base | Representation |
---|---|
bin | 1001001111000010010110 |
3 | 11112222211110 |
4 | 21033002112 |
5 | 1104432021 |
6 | 123515450 |
7 | 26401656 |
oct | 11170226 |
9 | 4488743 |
10 | 2420886 |
11 | 1403936 |
12 | 988b86 |
13 | 669ba0 |
14 | 470366 |
15 | 32c476 |
hex | 24f096 |
2420886 has 32 divisors (see below), whose sum is σ = 5348448. Its totient is φ = 725760.
The previous prime is 2420879. The next prime is 2420897. The reversal of 2420886 is 6880242.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2820 + ... + 3576.
It is an arithmetic number, because the mean of its divisors is an integer number (167139).
22420886 is an apocalyptic number.
2420886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 2420886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2674224).
2420886 is an abundant number, since it is smaller than the sum of its proper divisors (2927562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2420886 is a wasteful number, since it uses less digits than its factorization.
2420886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 816.
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 2420886 is about 1555.9196637359. The cubic root of 2420886 is about 134.2738514818.
It can be divided in two parts, 24 and 20886, that multiplied together give a square (501264 = 7082).
The spelling of 2420886 in words is "two million, four hundred twenty thousand, eight hundred eighty-six".
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