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10290086458 = 25145043229
BaseRepresentation
bin10011001010101011…
…00100001000111010
3222120010121112221021
421211111210020322
5132033230231313
64421024133054
7512666202031
oct114525441072
928503545837
1010290086458
114400538293
121bb216718a
13c7cb26b72
146d88b5718
154035ae78d
hex26556423a

10290086458 has 4 divisors (see below), whose sum is σ = 15435129690. Its totient is φ = 5145043228.

The previous prime is 10290086441. The next prime is 10290086459. The reversal of 10290086458 is 85468009201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10285407889 + 4678569 = 101417^2 + 2163^2 .

It is a super-2 number, since 2×102900864582 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10290086459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572521613 + ... + 2572521616.

Almost surely, 210290086458 is an apocalyptic number.

10290086458 is a deficient number, since it is larger than the sum of its proper divisors (5145043232).

10290086458 is an equidigital number, since it uses as much as digits as its factorization.

10290086458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145043231.

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 10290086458 in words is "ten billion, two hundred ninety million, eighty-six thousand, four hundred fifty-eight".

Divisors: 1 2 5145043229 10290086458