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10212307643 = 17797604101
BaseRepresentation
bin10011000001011001…
…10111001010111011
3222100201020222110102
421200230313022323
5131403322321033
64405205110015
7511033116446
oct114054671273
928321228412
1010212307643
11437064397a
121b900b830b
13c699937b5
146cc42a65d
153eb848de8
hex260b372bb

10212307643 has 8 divisors (see below), whose sum is σ = 10949906880. Its totient is φ = 9489916800.

The previous prime is 10212307607. The next prime is 10212307667. The reversal of 10212307643 is 34670321201.

It is a happy number.

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

It is not a de Polignac number, because 10212307643 - 28 = 10212307387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212307603) 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, 3800708 + ... + 3803393.

It is an arithmetic number, because the mean of its divisors is an integer number (1368738360).

Almost surely, 210212307643 is an apocalyptic number.

10212307643 is a deficient number, since it is larger than the sum of its proper divisors (737599237).

10212307643 is an equidigital number, since it uses as much as digits as its factorization.

10212307643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7604197.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 10212307643 its reverse (34670321201), we get a palindrome (44882628844).

The spelling of 10212307643 in words is "ten billion, two hundred twelve million, three hundred seven thousand, six hundred forty-three".

Divisors: 1 17 79 1343 7604101 129269717 600723979 10212307643