Base | Representation |
---|---|
bin | 1000101100001010001101 |
3 | 11021201212110 |
4 | 20230022031 |
5 | 1040344104 |
6 | 120454233 |
7 | 25235325 |
oct | 10541215 |
9 | 4251773 |
10 | 2278029 |
11 | 1316576 |
12 | 91a379 |
13 | 619b60 |
14 | 434285 |
15 | 2eee89 |
hex | 22c28d |
2278029 has 8 divisors (see below), whose sum is σ = 3271072. Its totient is φ = 1401840.
The previous prime is 2278027. The next prime is 2278033. The reversal of 2278029 is 9208722.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2278029 - 21 = 2278027 is a prime.
It is a super-2 number, since 2×22780292 = 10378832249682, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2277987 and 2278005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2278021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29167 + ... + 29244.
It is an arithmetic number, because the mean of its divisors is an integer number (408884).
22278029 is an apocalyptic number.
It is an amenable number.
2278029 is a deficient number, since it is larger than the sum of its proper divisors (993043).
2278029 is a wasteful number, since it uses less digits than its factorization.
2278029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58427.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 2278029 is about 1509.3140826216. The cubic root of 2278029 is about 131.5789499256.
It can be divided in two parts, 227 and 8029, that added together give a triangular number (8256 = T128).
The spelling of 2278029 in words is "two million, two hundred seventy-eight thousand, twenty-nine".
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