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23023269 = 3219134639
BaseRepresentation
bin101011111010…
…0111010100101
31121022200222200
41113310322211
521343221034
62141245113
7366460143
oct127647245
947280880
1023023269
1111aa57a5
127863799
134a01549
1430b4593
15204ba99
hex15f4ea5

23023269 has 12 divisors (see below), whose sum is σ = 35006400. Its totient is φ = 14540904.

The previous prime is 23023267. The next prime is 23023271. The reversal of 23023269 is 96232032.

It is an interprime number because it is at equal distance from previous prime (23023267) and next prime (23023271).

It is not a de Polignac number, because 23023269 - 21 = 23023267 is a prime.

It is a super-2 number, since 2×230232692 = 1060141830892722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023267) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67149 + ... + 67490.

It is an arithmetic number, because the mean of its divisors is an integer number (2917200).

Almost surely, 223023269 is an apocalyptic number.

It is an amenable number.

23023269 is a deficient number, since it is larger than the sum of its proper divisors (11983131).

23023269 is a wasteful number, since it uses less digits than its factorization.

23023269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134664 (or 134661 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 23023269 is about 4798.2568709897. The cubic root of 23023269 is about 284.4825699233.

The spelling of 23023269 in words is "twenty-three million, twenty-three thousand, two hundred sixty-nine".

Divisors: 1 3 9 19 57 171 134639 403917 1211751 2558141 7674423 23023269