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23066705 = 517436311
BaseRepresentation
bin101011111111…
…1100001010001
31121101220120102
41113333201101
521401113310
62142222145
7400030604
oct127774121
947356512
1023066705
11120253a2
127884955
134a1824c
1430c633b
1520598a5
hex15ff851

23066705 has 16 divisors (see below), whose sum is σ = 29994624. Its totient is φ = 16961280.

The previous prime is 23066669. The next prime is 23066711. The reversal of 23066705 is 50766032.

It is not a de Polignac number, because 23066705 - 212 = 23062609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500 + ... + 6810.

It is an arithmetic number, because the mean of its divisors is an integer number (1874664).

Almost surely, 223066705 is an apocalyptic number.

It is an amenable number.

23066705 is a deficient number, since it is larger than the sum of its proper divisors (6927919).

23066705 is a wasteful number, since it uses less digits than its factorization.

23066705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6376.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 23066705 is about 4802.7809652325. The cubic root of 23066705 is about 284.6613603783.

The spelling of 23066705 in words is "twenty-three million, sixty-six thousand, seven hundred five".

Divisors: 1 5 17 43 85 215 731 3655 6311 31555 107287 271373 536435 1356865 4613341 23066705