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46806000020 = 22513213847929
BaseRepresentation
bin101011100101110110…
…101110000110010100
311110210222202011100022
4223211312232012110
51231324314000040
633300303004312
73244616302313
oct534566560624
9143728664308
1046806000020
111893984864a
1290a3299698
13454c122200
1423a046827a
15133e27e6b5
hexae5dae194

46806000020 has 36 divisors (see below), whose sum is σ = 106435189980. Its totient is φ = 17282214144.

The previous prime is 46806000019. The next prime is 46806000079. The reversal of 46806000020 is 2000060864.

It can be written as a sum of positive squares in 6 ways, for example, as 5566950544 + 41239049476 = 74612^2 + 203074^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 6920585 + ... + 6927344.

It is an arithmetic number, because the mean of its divisors is an integer number (2956533055).

Almost surely, 246806000020 is an apocalyptic number.

It is an amenable number.

46806000020 is an abundant number, since it is smaller than the sum of its proper divisors (59629189960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46806000020 is a wasteful number, since it uses less digits than its factorization.

46806000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13847964 (or 13847949 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 46806000020 its reverse (2000060864), we get a palindrome (48806060884).

The spelling of 46806000020 in words is "forty-six billion, eight hundred six million, twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 13 20 26 52 65 130 169 260 338 676 845 1690 3380 13847929 27695858 55391716 69239645 138479290 180023077 276958580 360046154 720092308 900115385 1800230770 2340300001 3600461540 4680600002 9361200004 11701500005 23403000010 46806000020