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2006911025 = 52711468063
BaseRepresentation
bin111011110011111…
…0000100000110001
312011212100122100222
41313213300200301
513102232123100
6531051022425
7100506314360
oct16747604061
95155318328
102006911025
1193a937a59
1248013aa15
1325ca26c22
141507777d7
15bb2ca485
hex779f0831

2006911025 has 12 divisors (see below), whose sum is σ = 2844079872. Its totient is φ = 1376167440.

The previous prime is 2006911021. The next prime is 2006911031. The reversal of 2006911025 is 5201196002.

It is not a de Polignac number, because 2006911025 - 22 = 2006911021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2006910985 and 2006911003.

It is not an unprimeable number, because it can be changed into a prime (2006911021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5733857 + ... + 5734206.

It is an arithmetic number, because the mean of its divisors is an integer number (237006656).

Almost surely, 22006911025 is an apocalyptic number.

2006911025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2006911025 is a deficient number, since it is larger than the sum of its proper divisors (837168847).

2006911025 is a wasteful number, since it uses less digits than its factorization.

2006911025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11468080 (or 11468075 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 2006911025 is about 44798.5605237490. The cubic root of 2006911025 is about 1261.3706058342.

The spelling of 2006911025 in words is "two billion, six million, nine hundred eleven thousand, twenty-five".

Divisors: 1 5 7 25 35 175 11468063 57340315 80276441 286701575 401382205 2006911025