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4965564643 = 132913171259
BaseRepresentation
bin1001001111111100…
…01000000011100011
3110211001120211010121
410213332020003203
540132141032033
62140421141111
7234023413564
oct44776100343
913731524117
104965564643
112118a28236
12b66b5a797
13611992b40
1435169a16b
151e0e0362d
hex127f880e3

4965564643 has 8 divisors (see below), whose sum is σ = 5531929200. Its totient is φ = 4425542688.

The previous prime is 4965564641. The next prime is 4965564649. The reversal of 4965564643 is 3464655694.

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 4965564643 - 21 = 4965564641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4965564641) 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, 6585253 + ... + 6586006.

It is an arithmetic number, because the mean of its divisors is an integer number (691491150).

Almost surely, 24965564643 is an apocalyptic number.

4965564643 is a deficient number, since it is larger than the sum of its proper divisors (566364557).

4965564643 is a wasteful number, since it uses less digits than its factorization.

4965564643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13171301.

The product of its digits is 9331200, while the sum is 52.

The square root of 4965564643 is about 70466.7626828422. The cubic root of 4965564643 is about 1706.0413246514.

The spelling of 4965564643 in words is "four billion, nine hundred sixty-five million, five hundred sixty-four thousand, six hundred forty-three".

Divisors: 1 13 29 377 13171259 171226367 381966511 4965564643