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23068519 = 239263367
BaseRepresentation
bin101011111111…
…1111101100111
31121102000001121
41113333331213
521401143034
62142234411
7400036105
oct127777547
947360047
1023068519
11120267a1
127885a07
134a19016
1430c6c75
15205a1b4
hex15fff67

23068519 has 8 divisors (see below), whose sum is σ = 23316480. Its totient is φ = 22822296.

The previous prime is 23068499. The next prime is 23068537. The reversal of 23068519 is 91586032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23068519 - 27 = 23068391 is a prime.

It is a super-2 number, since 2×230685192 = 1064313137706722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23068589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62674 + ... + 63040.

It is an arithmetic number, because the mean of its divisors is an integer number (2914560).

Almost surely, 223068519 is an apocalyptic number.

23068519 is a deficient number, since it is larger than the sum of its proper divisors (247961).

23068519 is a wasteful number, since it uses less digits than its factorization.

23068519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 23068519 is about 4802.9698104402. The cubic root of 23068519 is about 284.6688222470.

The spelling of 23068519 in words is "twenty-three million, sixty-eight thousand, five hundred nineteen".

Divisors: 1 239 263 367 62857 87713 96521 23068519