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23006516205 = 3529103513481
BaseRepresentation
bin10101011011010010…
…111001001111101101
32012101100211010010210
4111123102321033231
5334104132004310
614322525253033
71443060106161
oct253322711755
965340733123
1023006516205
119836640162
124560a04179
1322285310ca
141183706ca1
158e9b9a820
hex55b4b93ed

23006516205 has 32 divisors (see below), whose sum is σ = 38449532160. Its totient is φ = 11731991040.

The previous prime is 23006516167. The next prime is 23006516207. The reversal of 23006516205 is 50261560032.

It is not a de Polignac number, because 23006516205 - 214 = 23006499821 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23006516207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211936 + ... + 301545.

It is an arithmetic number, because the mean of its divisors is an integer number (1201547880).

Almost surely, 223006516205 is an apocalyptic number.

It is an amenable number.

23006516205 is a deficient number, since it is larger than the sum of its proper divisors (15443015955).

23006516205 is a wasteful number, since it uses less digits than its factorization.

23006516205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513621.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 23006516205 in words is "twenty-three billion, six million, five hundred sixteen thousand, two hundred five".

Divisors: 1 3 5 15 29 87 103 145 309 435 515 1545 2987 8961 14935 44805 513481 1540443 2567405 7702215 14890949 44672847 52888543 74454745 158665629 223364235 264442715 793328145 1533767747 4601303241 7668838735 23006516205