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23393041 = 72477409
BaseRepresentation
bin101100100111…
…1001100010001
31122000111012221
41121033030101
521442034131
62153221041
7402560200
oct131171421
948014187
1023393041
11122285a1
127a01781
134b00949
14316d237
1520c1411
hex164f311

23393041 has 6 divisors (see below), whose sum is σ = 27212370. Its totient is φ = 20051136.

The previous prime is 23393039. The next prime is 23393059. The reversal of 23393041 is 14039332.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12103441 + 11289600 = 3479^2 + 3360^2 .

It is not a de Polignac number, because 23393041 - 21 = 23393039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23392997 and 23393015.

It is not an unprimeable number, because it can be changed into a prime (23393141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 238656 + ... + 238753.

It is an arithmetic number, because the mean of its divisors is an integer number (4535395).

Almost surely, 223393041 is an apocalyptic number.

It is an amenable number.

23393041 is a deficient number, since it is larger than the sum of its proper divisors (3819329).

23393041 is an equidigital number, since it uses as much as digits as its factorization.

23393041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477423 (or 477416 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 23393041 is about 4836.6352973943. The cubic root of 23393041 is about 285.9974937430.

The spelling of 23393041 in words is "twenty-three million, three hundred ninety-three thousand, forty-one".

Divisors: 1 7 49 477409 3341863 23393041