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23068619 = 731106307
BaseRepresentation
bin101011111111…
…1111111001011
31121102000012022
41113333333023
521401143434
62142235055
7400036310
oct127777713
947360168
1023068619
1112026882
127885a8b
134a19092
1430c6d07
15205a22e
hex15fffcb

23068619 has 8 divisors (see below), whose sum is σ = 27214848. Its totient is φ = 19135080.

The previous prime is 23068607. The next prime is 23068667. The reversal of 23068619 is 91686032.

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 23068619 - 212 = 23064523 is a prime.

It is a super-2 number, since 2×230686192 = 1064322365134322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23068699) 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, 52937 + ... + 53370.

It is an arithmetic number, because the mean of its divisors is an integer number (3401856).

Almost surely, 223068619 is an apocalyptic number.

23068619 is a deficient number, since it is larger than the sum of its proper divisors (4146229).

23068619 is a wasteful number, since it uses less digits than its factorization.

23068619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106345.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 23068619 is about 4802.9802206547. The cubic root of 23068619 is about 284.6692335845.

The spelling of 23068619 in words is "twenty-three million, sixty-eight thousand, six hundred nineteen".

Divisors: 1 7 31 217 106307 744149 3295517 23068619