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20043300501 = 337215149887
BaseRepresentation
bin10010101010101011…
…000111111010010101
31220201212000011101000
4102222223013322111
5312022041104001
613112513253513
71306456146300
oct225253077225
956655004330
1020043300501
118555a14364
123a74564299
131b75658833
14d81d57b37
157c4970a86
hex4aaac7e95

20043300501 has 24 divisors (see below), whose sum is σ = 34541744640. Its totient is φ = 11453313816.

The previous prime is 20043300479. The next prime is 20043300503. The reversal of 20043300501 is 10500334002.

It is not a de Polignac number, because 20043300501 - 210 = 20043299477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20043300503) 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, 7573621 + ... + 7576266.

It is an arithmetic number, because the mean of its divisors is an integer number (1439239360).

Almost surely, 220043300501 is an apocalyptic number.

20043300501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20043300501 is a deficient number, since it is larger than the sum of its proper divisors (14498444139).

20043300501 is a wasteful number, since it uses less digits than its factorization.

20043300501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15149910 (or 15149897 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

Adding to 20043300501 its reverse (10500334002), we get a palindrome (30543634503).

The spelling of 20043300501 in words is "twenty billion, forty-three million, three hundred thousand, five hundred one".

Divisors: 1 3 7 9 21 27 49 63 147 189 441 1323 15149887 45449661 106049209 136348983 318147627 409046949 742344463 954442881 2227033389 2863328643 6681100167 20043300501