Base | Representation |
---|---|
bin | 1011011011000100001000 |
3 | 12122010121012 |
4 | 23123010020 |
5 | 1231310230 |
6 | 144103052 |
7 | 34311101 |
oct | 13330410 |
9 | 5563535 |
10 | 2994440 |
11 | 1765849 |
12 | 1004a88 |
13 | 80ac77 |
14 | 57d3a8 |
15 | 3e2395 |
hex | 2db108 |
2994440 has 16 divisors (see below), whose sum is σ = 6737580. Its totient is φ = 1197760.
The previous prime is 2994437. The next prime is 2994443. The reversal of 2994440 is 444992.
It is an interprime number because it is at equal distance from previous prime (2994437) and next prime (2994443).
It can be written as a sum of positive squares in 2 ways, for example, as 2937796 + 56644 = 1714^2 + 238^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2994397 and 2994406.
It is not an unprimeable number, because it can be changed into a prime (2994443) 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, 37391 + ... + 37470.
22994440 is an apocalyptic number.
2994440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2994440 is an abundant number, since it is smaller than the sum of its proper divisors (3743140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2994440 is a wasteful number, since it uses less digits than its factorization.
2994440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74872 (or 74868 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 2994440 is about 1730.4450294650. The cubic root of 2994440 is about 144.1358029572.
The spelling of 2994440 in words is "two million, nine hundred ninety-four thousand, four hundred forty".
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