Base | Representation |
---|---|
bin | 1010111000111110101110 |
3 | 12101001002110 |
4 | 22320332232 |
5 | 1212323310 |
6 | 141104450 |
7 | 33160056 |
oct | 12707656 |
9 | 5331073 |
10 | 2854830 |
11 | 167a970 |
12 | b58126 |
13 | 78c564 |
14 | 544566 |
15 | 3b5d20 |
hex | 2b8fae |
2854830 has 64 divisors (see below), whose sum is σ = 7693056. Its totient is φ = 672000.
The previous prime is 2854799. The next prime is 2854837. The reversal of 2854830 is 384582.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2854837) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13425 + ... + 13635.
It is an arithmetic number, because the mean of its divisors is an integer number (120204).
22854830 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2854830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3846528).
2854830 is an abundant number, since it is smaller than the sum of its proper divisors (4838226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2854830 is a wasteful number, since it uses less digits than its factorization.
2854830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273.
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 2854830 is about 1689.6242185764. The cubic root of 2854830 is about 141.8600419584.
It can be divided in two parts, 285 and 4830, that added together give a palindrome (5115).
The spelling of 2854830 in words is "two million, eight hundred fifty-four thousand, eight hundred thirty".
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