Base | Representation |
---|---|
bin | 1110010000110000000… |
… | …00100101001100100001 |
3 | 1201211211222011100122111 |
4 | 13020120000211030201 |
5 | 31012034420433111 |
6 | 1013041035435321 |
7 | 50255243300662 |
oct | 7103000451441 |
9 | 1654758140574 |
10 | 490029077281 |
11 | 1799027036a7 |
12 | 7ab798b5b41 |
13 | 372954a15c3 |
14 | 19a08cad369 |
15 | cb305baa21 |
hex | 7218025321 |
490029077281 has 8 divisors (see below), whose sum is σ = 507085588800. Its totient is φ = 472983162960.
The previous prime is 490029077243. The next prime is 490029077347. The reversal of 490029077281 is 182770920094.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 490029077281 - 211 = 490029075233 is a prime.
It is a super-2 number, since 2×4900290772812 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (490029077581) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555151 + ... + 2740228.
It is an arithmetic number, because the mean of its divisors is an integer number (63385698600).
Almost surely, 2490029077281 is an apocalyptic number.
It is an amenable number.
490029077281 is a deficient number, since it is larger than the sum of its proper divisors (17056511519).
490029077281 is a wasteful number, since it uses less digits than its factorization.
490029077281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5298599.
The product of its (nonzero) digits is 508032, while the sum is 49.
The spelling of 490029077281 in words is "four hundred ninety billion, twenty-nine million, seventy-seven thousand, two hundred eighty-one".
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