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20126373164456 = 2313340111568999
BaseRepresentation
bin1001001001110000010010…
…10100101011010110101000
32122021001200112212102020012
410210320021110223112220
510114222303012230311
6110445532253351052
74145040201135446
oct444701124532650
978231615772205
1020126373164456
11645a601a59a19
122310761798488
13b2cba7970920
144d819bb8db96
1524d7ee5d678b
hex124e0952b5a8

20126373164456 has 32 divisors (see below), whose sum is σ = 40639982880000. Its totient is φ = 9289051669440.

The previous prime is 20126373164411. The next prime is 20126373164537. The reversal of 20126373164456 is 65446137362102.

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 7 ways as a sum of consecutive naturals, for example, 35087045 + ... + 35656043.

It is an arithmetic number, because the mean of its divisors is an integer number (1269999465000).

Almost surely, 220126373164456 is an apocalyptic number.

20126373164456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20126373164456 is an abundant number, since it is smaller than the sum of its proper divisors (20513609715544).

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

20126373164456 is a wasteful number, since it uses less digits than its factorization.

20126373164456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909129 (or 909125 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 20126373164456 in words is "twenty trillion, one hundred twenty-six billion, three hundred seventy-three million, one hundred sixty-four thousand, four hundred fifty-six".

Divisors: 1 2 4 8 13 26 52 104 340111 568999 680222 1137998 1360444 2275996 2720888 4421443 4551992 7396987 8842886 14793974 17685772 29587948 35371544 59175896 193522818889 387045637778 774091275556 1548182551112 2515796645557 5031593291114 10063186582228 20126373164456