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47051136072855 = 3352361248415491
BaseRepresentation
bin10101011001010111100100…
…10000000111110010010111
320011121001012120102122022000
422230223302100013302113
522131341211313312410
6244022554333210343
712624222004543365
oct1254536220076227
9204531176378260
1047051136072855
1113aa0302768852
12533a9aa3309b3
132033b98133965
14b89403c90635
15568d948bedc0
hex2acaf2407c97

47051136072855 has 64 divisors (see below), whose sum is σ = 88714140503040. Its totient is φ = 23609408169600.

The previous prime is 47051136072817. The next prime is 47051136072893. The reversal of 47051136072855 is 55827063115074.

47051136072855 is a `hidden beast` number, since 4 + 7 + 0 + 5 + 1 + 1 + 3 + 607 + 28 + 5 + 5 = 666.

47051136072855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47051136072817) and next prime (47051136072893).

It is not a de Polignac number, because 47051136072855 - 214 = 47051136056471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124018341 + ... + 124397150.

It is an arithmetic number, because the mean of its divisors is an integer number (1386158445360).

Almost surely, 247051136072855 is an apocalyptic number.

47051136072855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47051136072855 is a deficient number, since it is larger than the sum of its proper divisors (41663004430185).

47051136072855 is a wasteful number, since it uses less digits than its factorization.

47051136072855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248415589 (or 248415583 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 54.

The spelling of 47051136072855 in words is "forty-seven trillion, fifty-one billion, one hundred thirty-six million, seventy-two thousand, eight hundred fifty-five".

Divisors: 1 3 5 9 15 23 27 45 61 69 115 135 183 207 305 345 549 621 915 1035 1403 1647 2745 3105 4209 7015 8235 12627 21045 37881 63135 189405 248415491 745246473 1242077455 2235739419 3726232365 5713556293 6707218257 11178697095 15153344951 17140668879 28567781465 33536091285 45460034853 51422006637 75766724755 85703344395 136380104559 154266019911 227300174265 257110033185 348526933873 409140313677 681900522795 771330099555 1045580801619 1742634669365 2045701568385 3136742404857 5227904008095 9410227214571 15683712024285 47051136072855