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23949241 is a prime number
BaseRepresentation
bin101101101011…
…0111110111001
31200001202011221
41123112332321
522112333431
62213152041
7410364601
oct133267671
950052157
1023949241
1112578468
12802b621
134c66b64
143275c01
152181111
hex16d6fb9

23949241 has 2 divisors, whose sum is σ = 23949242. Its totient is φ = 23949240.

The previous prime is 23949229. The next prime is 23949257. The reversal of 23949241 is 14294932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12531600 + 11417641 = 3540^2 + 3379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23949241 is a prime.

It is a super-2 number, since 2×239492412 = 1147132288952162, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23949197 and 23949206.

It is not a weakly prime, because it can be changed into another prime (23949941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11974620 + 11974621.

It is an arithmetic number, because the mean of its divisors is an integer number (11974621).

Almost surely, 223949241 is an apocalyptic number.

It is an amenable number.

23949241 is a deficient number, since it is larger than the sum of its proper divisors (1).

23949241 is an equidigital number, since it uses as much as digits as its factorization.

23949241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 23949241 is about 4893.7961747502. The cubic root of 23949241 is about 288.2464173485.

The spelling of 23949241 in words is "twenty-three million, nine hundred forty-nine thousand, two hundred forty-one".