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23538723688 = 234636354947
BaseRepresentation
bin10101111011000001…
…000110101101101000
32020202110021001120001
4111323001012231220
5341201403124223
614451420312344
71462211564404
oct257301065550
966673231501
1023538723688
119a89aa5557
12468b0a26b4
1322b1881b8c
1411d4284104
1592b7769ad
hex57b046b68

23538723688 has 16 divisors (see below), whose sum is σ = 44230438080. Its totient is φ = 11743940208.

The previous prime is 23538723599. The next prime is 23538723731. The reversal of 23538723688 is 88632783532.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3173770 + ... + 3181177.

It is an arithmetic number, because the mean of its divisors is an integer number (2764402380).

Almost surely, 223538723688 is an apocalyptic number.

It is an amenable number.

23538723688 is a deficient number, since it is larger than the sum of its proper divisors (20691714392).

23538723688 is a wasteful number, since it uses less digits than its factorization.

23538723688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355416 (or 6355412 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The spelling of 23538723688 in words is "twenty-three billion, five hundred thirty-eight million, seven hundred twenty-three thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 463 926 1852 3704 6354947 12709894 25419788 50839576 2942340461 5884680922 11769361844 23538723688