Base | Representation |
---|---|
bin | 1001010001101110… |
… | …1000011100000101 |
3 | 20102112212220021112 |
4 | 2110123220130011 |
5 | 20100002141433 |
6 | 1051035054405 |
7 | 115465646513 |
oct | 22433503405 |
9 | 6375786245 |
10 | 2490271493 |
11 | 1068769916 |
12 | 595ba1405 |
13 | 308c04338 |
14 | 198a3b4b3 |
15 | e8958348 |
hex | 946e8705 |
2490271493 has 8 divisors (see below), whose sum is σ = 2531396448. Its totient is φ = 2449411504.
The previous prime is 2490271379. The next prime is 2490271529. The reversal of 2490271493 is 3941720942.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2490271493 - 212 = 2490267397 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2490271493.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490271193) 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, 47246 + ... + 84927.
It is an arithmetic number, because the mean of its divisors is an integer number (316424556).
Almost surely, 22490271493 is an apocalyptic number.
It is an amenable number.
2490271493 is a deficient number, since it is larger than the sum of its proper divisors (41124955).
2490271493 is a wasteful number, since it uses less digits than its factorization.
2490271493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132483.
The product of its (nonzero) digits is 108864, while the sum is 41.
The square root of 2490271493 is about 49902.6201015538. The cubic root of 2490271493 is about 1355.4460377139.
The spelling of 2490271493 in words is "two billion, four hundred ninety million, two hundred seventy-one thousand, four hundred ninety-three".
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