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23209060122 = 2322954781283
BaseRepresentation
bin10101100111010111…
…100010011100011010
32012220110221102011100
4111213113202130122
5340013004410442
614355002412230
71451066520213
oct254727423432
965813842140
1023209060122
11992aa00426
1245b8801076
13225b499291
1411a258c40a
1590c85884c
hex5675e271a

23209060122 has 48 divisors (see below), whose sum is σ = 52116049440. Its totient is φ = 7455835296.

The previous prime is 23209060103. The next prime is 23209060123. The reversal of 23209060122 is 22106090232.

23209060122 is a `hidden beast` number, since 2 + 32 + 0 + 9 + 0 + 601 + 22 = 666.

It is a super-2 number, since 2×232090601222 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23209060123) 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, 244893 + ... + 326175.

It is an arithmetic number, because the mean of its divisors is an integer number (1085751030).

Almost surely, 223209060122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23209060122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26058024720).

23209060122 is an abundant number, since it is smaller than the sum of its proper divisors (28906989318).

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

23209060122 is a wasteful number, since it uses less digits than its factorization.

23209060122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81867 (or 81864 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 23209060122 in words is "twenty-three billion, two hundred nine million, sixty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 18 29 58 87 174 261 522 547 1094 1641 3282 4923 9846 15863 31726 47589 81283 95178 142767 162566 243849 285534 487698 731547 1463094 2357207 4714414 7071621 14143242 21214863 42429726 44461801 88923602 133385403 266770806 400156209 800312418 1289392229 2578784458 3868176687 7736353374 11604530061 23209060122