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4784805211 = 102115313061
BaseRepresentation
bin1000111010011001…
…00101010101011011
3110100110110021210211
410131030211111123
534244402231321
62110442551551
7226400113264
oct43514452533
913313407724
104784805211
112035996a7a
12b165085b7
135b33b43b4
1433568596b
151d00ea0e1
hex11d32555b

4784805211 has 8 divisors (see below), whose sum is σ = 4794185648. Its totient is φ = 4775436000.

The previous prime is 4784805203. The next prime is 4784805251. The reversal of 4784805211 is 1125084874.

4784805211 = T1 + T2 + ... + T3061.

4784805211 is a nontrivial binomial coefficient, being equal to C(3063, 3).

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

It is a 5-Lehmer number, since φ(4784805211) divides (4784805211-1)5.

It is a cyclic number.

It is not a de Polignac number, because 4784805211 - 23 = 4784805203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4784805251) by changing a digit.

It is the 3061-st tetrahedral number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561621 + ... + 1564681.

It is an arithmetic number, because the mean of its divisors is an integer number (599273206).

Almost surely, 24784805211 is an apocalyptic number.

4784805211 is a deficient number, since it is larger than the sum of its proper divisors (9380437).

4784805211 is a wasteful number, since it uses less digits than its factorization.

4784805211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613.

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 4784805211 is about 69172.2864375611. The cubic root of 4784805211 is about 1685.0834794439.

The spelling of 4784805211 in words is "four billion, seven hundred eighty-four million, eight hundred five thousand, two hundred eleven".

Divisors: 1 1021 1531 3061 1563151 3125281 4686391 4784805211