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2075986969 = 722322832
BaseRepresentation
bin111101110111101…
…0000110000011001
312100200100001202021
41323233100300121
513222423040334
6541555334441
7102305412100
oct17357206031
95320301667
102075986969
11975927811
1249b2b1421
13271130c74
141599d9037
15c23c23b4
hex7bbd0c19

2075986969 has 27 divisors (see below), whose sum is σ = 2533437333. Its totient is φ = 1696037112.

The previous prime is 2075986961. The next prime is 2075986973. The reversal of 2075986969 is 9696895702.

The square root of 2075986969 is 45563.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2075986969 - 23 = 2075986961 is a prime.

It is a super-2 number, since 2×20759869692 = 8619443790915613922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2075986961) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 7335502 + ... + 7335784.

Almost surely, 22075986969 is an apocalyptic number.

2075986969 is the 45563-rd square number.

2075986969 is the 22782-nd centered octagonal number.

It is an amenable number.

2075986969 is a deficient number, since it is larger than the sum of its proper divisors (457450364).

2075986969 is an frugal number, since it uses more digits than its factorization.

2075986969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 61.

The cubic root of 2075986969 is about 1275.6793957500.

The spelling of 2075986969 in words is "two billion, seventy-five million, nine hundred eighty-six thousand, nine hundred sixty-nine".

Divisors: 1 7 23 49 161 283 529 1127 1981 3703 6509 13867 25921 45563 80089 149707 318941 560623 1047949 1842047 3924361 7335643 12894329 42367081 90260303 296569567 2075986969