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24270139 is a prime number
BaseRepresentation
bin101110010010…
…1010100111011
31200200001101001
41130211110323
522203121024
62224105431
7413202265
oct134452473
950601331
1024270139
1112777573
128165277
135049c3a
14331ab35
1521e6244
hex172553b

24270139 has 2 divisors, whose sum is σ = 24270140. Its totient is φ = 24270138.

The previous prime is 24270137. The next prime is 24270151. The reversal of 24270139 is 93107242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24270139 - 21 = 24270137 is a prime.

It is a super-3 number, since 3×242701393 (a number of 23 digits) contains 333 as substring.

Together with 24270137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (24270133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12135069 + 12135070.

It is an arithmetic number, because the mean of its divisors is an integer number (12135070).

Almost surely, 224270139 is an apocalyptic number.

24270139 is a deficient number, since it is larger than the sum of its proper divisors (1).

24270139 is an equidigital number, since it uses as much as digits as its factorization.

24270139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 24270139 is about 4926.4732821766. The cubic root of 24270139 is about 289.5281228055.

The spelling of 24270139 in words is "twenty-four million, two hundred seventy thousand, one hundred thirty-nine".