Base | Representation |
---|---|
bin | 1011010111110011000100 |
3 | 12121110020122 |
4 | 23113303010 |
5 | 1230343220 |
6 | 143521112 |
7 | 34224065 |
oct | 13276304 |
9 | 5543218 |
10 | 2981060 |
11 | 1756795 |
12 | bb9198 |
13 | 804b54 |
14 | 57856c |
15 | 3dd425 |
hex | 2d7cc4 |
2981060 has 12 divisors (see below), whose sum is σ = 6260268. Its totient is φ = 1192416.
The previous prime is 2981059. The next prime is 2981063. The reversal of 2981060 is 601892.
It can be written as a sum of positive squares in 2 ways, for example, as 743044 + 2238016 = 862^2 + 1496^2 .
It is not an unprimeable number, because it can be changed into a prime (2981063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74507 + ... + 74546.
It is an arithmetic number, because the mean of its divisors is an integer number (521689).
22981060 is an apocalyptic number.
2981060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2981060 is an abundant number, since it is smaller than the sum of its proper divisors (3279208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2981060 is a wasteful number, since it uses less digits than its factorization.
2981060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149062 (or 149060 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 2981060 is about 1726.5746436225. The cubic root of 2981060 is about 143.9208026443.
The spelling of 2981060 in words is "two million, nine hundred eighty-one thousand, sixty".
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