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23506227 = 33870601
BaseRepresentation
bin101100110101…
…0110100110011
31122020020111000
41121222310303
522004144402
62155453043
7403541163
oct131526463
948206430
1023506227
11122a5638
127a57183
134b40314
14319c5a3
1520e4c1c
hex166ad33

23506227 has 8 divisors (see below), whose sum is σ = 34824080. Its totient is φ = 15670800.

The previous prime is 23506201. The next prime is 23506229. The reversal of 23506227 is 72260532.

23506227 is a `hidden beast` number, since 2 + 35 + 0 + 622 + 7 = 666.

It is not a de Polignac number, because 23506227 - 28 = 23505971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 870601 = 23506227 / (2 + 3 + 5 + 0 + 6 + 2 + 2 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23506227.

It is not an unprimeable number, because it can be changed into a prime (23506229) 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, 435274 + ... + 435327.

It is an arithmetic number, because the mean of its divisors is an integer number (4353010).

Almost surely, 223506227 is an apocalyptic number.

23506227 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

23506227 is a deficient number, since it is larger than the sum of its proper divisors (11317853).

23506227 is an equidigital number, since it uses as much as digits as its factorization.

23506227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870610 (or 870604 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 23506227 is about 4848.3220808853. The cubic root of 23506227 is about 286.4580130900.

Adding to 23506227 its reverse (72260532), we get a palindrome (95766759).

The spelling of 23506227 in words is "twenty-three million, five hundred six thousand, two hundred twenty-seven".

Divisors: 1 3 9 27 870601 2611803 7835409 23506227