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1230032441 = 11472379173
BaseRepresentation
bin100100101010000…
…1100111000111001
310011201112010022002
41021110030320321
510004342014231
6322015510345
742324050261
oct11124147071
93151463262
101230032441
11581359640
122a3b283b5
13167aab161
14b950a7a1
1572ebe0cb
hex4950ce39

1230032441 has 8 divisors (see below), whose sum is σ = 1370404224. Its totient is φ = 1094419120.

The previous prime is 1230032437. The next prime is 1230032473. The reversal of 1230032441 is 1442300321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1230032441 - 22 = 1230032437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230032411) 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, 1189070 + ... + 1190103.

It is an arithmetic number, because the mean of its divisors is an integer number (171300528).

Almost surely, 21230032441 is an apocalyptic number.

1230032441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1230032441 is a deficient number, since it is larger than the sum of its proper divisors (140371783).

1230032441 is a wasteful number, since it uses less digits than its factorization.

1230032441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379231.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1230032441 is about 35071.8183303917. The cubic root of 1230032441 is about 1071.4506892899.

Adding to 1230032441 its reverse (1442300321), we get a palindrome (2672332762).

The spelling of 1230032441 in words is "one billion, two hundred thirty million, thirty-two thousand, four hundred forty-one".

Divisors: 1 11 47 517 2379173 26170903 111821131 1230032441