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47008853541 = 3213795085887
BaseRepresentation
bin101011110001111100…
…100010111000100101
311111100010110012001200
4223301330202320211
51232233231303131
633332350513113
73252631443066
oct536174427045
9144303405050
1047008853541
1118a332aa491
12913b205799
134582168290
1423bd39056d
151351e9e2e6
hexaf1f22e25

47008853541 has 24 divisors (see below), whose sum is σ = 74050529280. Its totient is φ = 28562335776.

The previous prime is 47008853513. The next prime is 47008853581. The reversal of 47008853541 is 14535880074.

47008853541 is a `hidden beast` number, since 4 + 70 + 0 + 8 + 8 + 535 + 41 = 666.

It is not a de Polignac number, because 47008853541 - 27 = 47008853413 is a prime.

It is a super-2 number, since 2×470088535412 (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47008853581) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2533701 + ... + 2552186.

It is an arithmetic number, because the mean of its divisors is an integer number (3085438720).

Almost surely, 247008853541 is an apocalyptic number.

It is an amenable number.

47008853541 is a deficient number, since it is larger than the sum of its proper divisors (27041675739).

47008853541 is a wasteful number, since it uses less digits than its factorization.

47008853541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085985 (or 5085982 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 47008853541 in words is "forty-seven billion, eight million, eight hundred fifty-three thousand, five hundred forty-one".

Divisors: 1 3 9 13 39 79 117 237 711 1027 3081 9243 5085887 15257661 45772983 66116531 198349593 401785073 595048779 1205355219 3616065657 5223205949 15669617847 47008853541