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11670283925 = 521094282673
BaseRepresentation
bin10101101111001101…
…00110011010010101
31010010022200211220222
422313212212122111
5142400043041200
65210010404125
7562125530246
oct126746463225
933108624828
1011670283925
114a49631053
122318430645
13113ca61061
147c9d10ccd
15484841d85
hex2b79a6695

11670283925 has 12 divisors (see below), whose sum is σ = 14603918340. Its totient is φ = 9250571520.

The previous prime is 11670283883. The next prime is 11670283951. The reversal of 11670283925 is 52938207611.

It can be written as a sum of positive squares in 6 ways, for example, as 1327800721 + 10342483204 = 36439^2 + 101698^2 .

It is a de Polignac number, because none of the positive numbers 2k-11670283925 is a prime.

It is a super-2 number, since 2×116702839252 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2138612 + ... + 2144061.

It is an arithmetic number, because the mean of its divisors is an integer number (1216993195).

Almost surely, 211670283925 is an apocalyptic number.

It is an amenable number.

11670283925 is a deficient number, since it is larger than the sum of its proper divisors (2933634415).

11670283925 is a wasteful number, since it uses less digits than its factorization.

11670283925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282792 (or 4282787 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 11670283925 in words is "eleven billion, six hundred seventy million, two hundred eighty-three thousand, nine hundred twenty-five".

Divisors: 1 5 25 109 545 2725 4282673 21413365 107066825 466811357 2334056785 11670283925