Search a number
-
+
2039074081 = 111311579013
BaseRepresentation
bin111100110001001…
…1100110100100001
312021002212200210021
41321202130310201
513134000332311
6534200233441
7101346562252
oct17142346441
95232780707
102039074081
119570055a0
1248aa6b881
132665a8615
14154b4ab29
15be030171
hex7989cd21

2039074081 has 16 divisors (see below), whose sum is σ = 2255951808. Its totient is φ = 1827633600.

The previous prime is 2039074067. The next prime is 2039074087. The reversal of 2039074081 is 1804709302.

It is a cyclic number.

It is not a de Polignac number, because 2039074081 - 25 = 2039074049 is a prime.

It is a super-2 number, since 2×20390740812 = 8315646215611989122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2039074087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221731 + ... + 230743.

It is an arithmetic number, because the mean of its divisors is an integer number (140996988).

Almost surely, 22039074081 is an apocalyptic number.

It is an amenable number.

2039074081 is a deficient number, since it is larger than the sum of its proper divisors (216877727).

2039074081 is a wasteful number, since it uses less digits than its factorization.

2039074081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2039074081 is about 45156.1079035827. The cubic root of 2039074081 is about 1268.0732311910.

The spelling of 2039074081 in words is "two billion, thirty-nine million, seventy-four thousand, eighty-one".

Divisors: 1 11 131 157 1441 1727 9013 20567 99143 226237 1180703 1415041 12987733 15565451 185370371 2039074081