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12472833 = 34157611
BaseRepresentation
bin101111100101…
…001000000001
3212110200111210
4233211020001
511143112313
61123200333
7211005642
oct57451001
925420453
1012472833
11704a02a
1242160a9
132779299
1419296c9
1511659c3
hexbe5201

12472833 has 4 divisors (see below), whose sum is σ = 16630448. Its totient is φ = 8315220.

The previous prime is 12472829. The next prime is 12472847. The reversal of 12472833 is 33827421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12472833 - 22 = 12472829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12472833.

It is not an unprimeable number, because it can be changed into a prime (12472133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2078803 + ... + 2078808.

It is an arithmetic number, because the mean of its divisors is an integer number (4157612).

Almost surely, 212472833 is an apocalyptic number.

It is an amenable number.

12472833 is a deficient number, since it is larger than the sum of its proper divisors (4157615).

12472833 is an equidigital number, since it uses as much as digits as its factorization.

12472833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157614.

The product of its digits is 8064, while the sum is 30.

The square root of 12472833 is about 3531.6898221673. The cubic root of 12472833 is about 231.9111890054.

The spelling of 12472833 in words is "twelve million, four hundred seventy-two thousand, eight hundred thirty-three".

Divisors: 1 3 4157611 12472833