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10217306643 = 323914250079
BaseRepresentation
bin10011000001111111…
…11011101000010011
3222101001122221210120
421200333323220103
5131411112303033
64405504201323
7511123450005
oct114077735023
928331587716
1010217306643
114373448785
121b91909243
13c6aa23c9b
146ccd6c375
153ebed51b3
hex260ffba13

10217306643 has 8 divisors (see below), whose sum is σ = 13680076800. Its totient is φ = 6783037128.

The previous prime is 10217306623. The next prime is 10217306653. The reversal of 10217306643 is 34660371201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10217306643 - 25 = 10217306611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10217306623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7124323 + ... + 7125756.

It is an arithmetic number, because the mean of its divisors is an integer number (1710009600).

Almost surely, 210217306643 is an apocalyptic number.

10217306643 is a deficient number, since it is larger than the sum of its proper divisors (3462770157).

10217306643 is a wasteful number, since it uses less digits than its factorization.

10217306643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14250321.

The product of its (nonzero) digits is 18144, while the sum is 33.

Adding to 10217306643 its reverse (34660371201), we get a palindrome (44877677844).

The spelling of 10217306643 in words is "ten billion, two hundred seventeen million, three hundred six thousand, six hundred forty-three".

Divisors: 1 3 239 717 14250079 42750237 3405768881 10217306643