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4001208011 = 77322132339
BaseRepresentation
bin1110111001111101…
…1001011011001011
3101022211222102112022
43232133121123023
531143302124021
61501011435055
7201103464323
oct35637313313
911284872468
104001208011
111773639889
12937bb5a8b
134b9c55508
1429d58a283
151864131ab
hexee7d96cb

4001208011 has 8 divisors (see below), whose sum is σ = 4009908240. Its totient is φ = 3992518432.

The previous prime is 4001207939. The next prime is 4001208017. The reversal of 4001208011 is 1108021004.

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 4001208011 - 218 = 4000945867 is a prime.

It is a super-2 number, since 2×40012080112 = 32019331094581152242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001208017) 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, 1709480 + ... + 1711818.

It is an arithmetic number, because the mean of its divisors is an integer number (501238530).

Almost surely, 24001208011 is an apocalyptic number.

4001208011 is a deficient number, since it is larger than the sum of its proper divisors (8700229).

4001208011 is a wasteful number, since it uses less digits than its factorization.

4001208011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5325.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 4001208011 is about 63255.1026479287. The cubic root of 4001208011 is about 1587.5608357119.

Adding to 4001208011 its reverse (1108021004), we get a palindrome (5109229015).

The spelling of 4001208011 in words is "four billion, one million, two hundred eight thousand, eleven".

Divisors: 1 773 2213 2339 1710649 1808047 5176207 4001208011