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12472303 = 194011637
BaseRepresentation
bin101111100100…
…111111101111
3212110122210011
4233210333233
511143103203
61123154051
7211004254
oct57447757
925418704
1012472303
117049698
124215927
132778c7c
14192942b
15116576d
hexbe4fef

12472303 has 8 divisors (see below), whose sum is σ = 13169520. Its totient is φ = 11779200.

The previous prime is 12472301. The next prime is 12472319. The reversal of 12472303 is 30327421.

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 12472303 - 21 = 12472301 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 (12472301) 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, 6801 + ... + 8437.

It is an arithmetic number, because the mean of its divisors is an integer number (1646190).

Almost surely, 212472303 is an apocalyptic number.

12472303 is a deficient number, since it is larger than the sum of its proper divisors (697217).

12472303 is a wasteful number, since it uses less digits than its factorization.

12472303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 12472303 is about 3531.6147864681. The cubic root of 12472303 is about 231.9079041416.

Adding to 12472303 its reverse (30327421), we get a palindrome (42799724).

It can be divided in two parts, 124 and 72303, that added together give a palindrome (72427).

The spelling of 12472303 in words is "twelve million, four hundred seventy-two thousand, three hundred three".

Divisors: 1 19 401 1637 7619 31103 656437 12472303