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10856053285 = 571129972329
BaseRepresentation
bin10100001110001001…
…00011101000100101
31001000120120122110121
422013010203220211
5134213122201120
64553122521541
7533010634060
oct120704435045
931016518417
1010856053285
114670a60570
12212b8062b1
131040167a8c
1474db1d8d7
154381085aa
hex287123a25

10856053285 has 32 divisors (see below), whose sum is σ = 16801862400. Its totient is φ = 6534044160.

The previous prime is 10856053283. The next prime is 10856053321. The reversal of 10856053285 is 58235065801.

It is not a de Polignac number, because 10856053285 - 21 = 10856053283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10856053283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 475000 + ... + 497329.

It is an arithmetic number, because the mean of its divisors is an integer number (525058200).

Almost surely, 210856053285 is an apocalyptic number.

It is an amenable number.

10856053285 is a deficient number, since it is larger than the sum of its proper divisors (5945809115).

10856053285 is a wasteful number, since it uses less digits than its factorization.

10856053285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972381.

The product of its (nonzero) digits is 288000, while the sum is 43.

The spelling of 10856053285 in words is "ten billion, eight hundred fifty-six million, fifty-three thousand, two hundred eighty-five".

Divisors: 1 5 7 11 29 35 55 77 145 203 319 385 1015 1595 2233 11165 972329 4861645 6806303 10695619 28197541 34031515 53478095 74869333 140987705 197382787 310172951 374346665 986913935 1550864755 2171210657 10856053285