Base | Representation |
---|---|
bin | 1001010001101010… |
… | …0111111000011101 |
3 | 20102112101110120001 |
4 | 2110122213320131 |
5 | 20044420211234 |
6 | 1051025254301 |
7 | 115463465554 |
oct | 22432477035 |
9 | 6375343501 |
10 | 2490007069 |
11 | 10685a9190 |
12 | 595a94391 |
13 | 308b40b84 |
14 | 1989acd9b |
15 | e8904d14 |
hex | 946a7e1d |
2490007069 has 4 divisors (see below), whose sum is σ = 2716371360. Its totient is φ = 2263642780.
The previous prime is 2490007067. The next prime is 2490007087. The reversal of 2490007069 is 9607000942.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2490007069 - 21 = 2490007067 is a prime.
It is a super-2 number, since 2×24900070692 = 12400270407339941522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490007067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113182129 + ... + 113182150.
It is an arithmetic number, because the mean of its divisors is an integer number (679092840).
Almost surely, 22490007069 is an apocalyptic number.
It is an amenable number.
2490007069 is a deficient number, since it is larger than the sum of its proper divisors (226364291).
2490007069 is a wasteful number, since it uses less digits than its factorization.
2490007069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 226364290.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 2490007069 is about 49899.9706312539. The cubic root of 2490007069 is about 1355.3980609972.
The spelling of 2490007069 in words is "two billion, four hundred ninety million, seven thousand, sixty-nine".
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