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11924473 = 111084043
BaseRepresentation
bin101101011111…
…001111111001
3211102211022011
4231133033321
511023040343
61103325521
7203233141
oct55371771
924384264
1011924473
116805040
123bb08a1
132616802
141825921
1510a829d
hexb5f3f9

11924473 has 4 divisors (see below), whose sum is σ = 13008528. Its totient is φ = 10840420.

The previous prime is 11924467. The next prime is 11924483. The reversal of 11924473 is 37442911.

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, and also an emirpimes, since its reverse is a distinct semiprime: 37442911 = 113403901.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11924473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11924453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542011 + ... + 542032.

It is an arithmetic number, because the mean of its divisors is an integer number (3252132).

Almost surely, 211924473 is an apocalyptic number.

It is an amenable number.

11924473 is a deficient number, since it is larger than the sum of its proper divisors (1084055).

11924473 is a wasteful number, since it uses less digits than its factorization.

11924473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084054.

The product of its digits is 6048, while the sum is 31.

The square root of 11924473 is about 3453.1830243994. The cubic root of 11924473 is about 228.4615215466.

It can be divided in two parts, 1192 and 4473, that added together give a palindrome (5665).

The spelling of 11924473 in words is "eleven million, nine hundred twenty-four thousand, four hundred seventy-three".

Divisors: 1 11 1084043 11924473