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1230024241 = 2942414629
BaseRepresentation
bin100100101010000…
…1010111000110001
310011201111201001101
41021110022320301
510004341233431
6322015404401
742324014335
oct11124127061
93151451041
101230024241
11581353466
122a3b23701
13167aa74c4
14b95077c5
1572ebb961
hex4950ae31

1230024241 has 4 divisors (see below), whose sum is σ = 1272438900. Its totient is φ = 1187609584.

The previous prime is 1230024221. The next prime is 1230024247. The reversal of 1230024241 is 1424200321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 412293025 + 817731216 = 20305^2 + 28596^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230024241 - 27 = 1230024113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230024247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21207286 + ... + 21207343.

It is an arithmetic number, because the mean of its divisors is an integer number (318109725).

Almost surely, 21230024241 is an apocalyptic number.

It is an amenable number.

1230024241 is a deficient number, since it is larger than the sum of its proper divisors (42414659).

1230024241 is an equidigital number, since it uses as much as digits as its factorization.

1230024241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42414658.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1230024241 is about 35071.7014272191. The cubic root of 1230024241 is about 1071.4483083458.

Adding to 1230024241 its reverse (1424200321), we get a palindrome (2654224562).

The spelling of 1230024241 in words is "one billion, two hundred thirty million, twenty-four thousand, two hundred forty-one".

Divisors: 1 29 42414629 1230024241