Search a number
-
+
12430541 = 19897351
BaseRepresentation
bin101111011010…
…110011001101
3212101112111102
4233122303031
511140234131
61122232445
7210441434
oct57326315
925345442
1012430541
117020282
1241b5725
132762c66
14191811b
1511581cb
hexbdaccd

12430541 has 8 divisors (see below), whose sum is σ = 13233600. Its totient is φ = 11642400.

The previous prime is 12430507. The next prime is 12430547. The reversal of 12430541 is 14503421.

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 12430541 - 218 = 12168397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12430547) 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, 1985 + ... + 5366.

It is an arithmetic number, because the mean of its divisors is an integer number (1654200).

Almost surely, 212430541 is an apocalyptic number.

It is an amenable number.

12430541 is a deficient number, since it is larger than the sum of its proper divisors (803059).

12430541 is an equidigital number, since it uses as much as digits as its factorization.

12430541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7459.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 12430541 is about 3525.6972360088. The cubic root of 12430541 is about 231.6487761719.

Adding to 12430541 its reverse (14503421), we get a palindrome (26933962).

The spelling of 12430541 in words is "twelve million, four hundred thirty thousand, five hundred forty-one".

Divisors: 1 19 89 1691 7351 139669 654239 12430541