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13044473 = 132343627
BaseRepresentation
bin110001110000…
…101011111001
3220112201122122
4301300223321
511314410343
61143331025
7215606351
oct61605371
926481578
1013044473
1173aa562
124450a75
132919530
141a37b61
15122a068
hexc70af9

13044473 has 8 divisors (see below), whose sum is σ = 14659008. Its totient is φ = 11517264.

The previous prime is 13044467. The next prime is 13044497. The reversal of 13044473 is 37444031.

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 13044473 - 28 = 13044217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13044433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21515 + ... + 22112.

It is an arithmetic number, because the mean of its divisors is an integer number (1832376).

Almost surely, 213044473 is an apocalyptic number.

13044473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13044473 is a deficient number, since it is larger than the sum of its proper divisors (1614535).

13044473 is a wasteful number, since it uses less digits than its factorization.

13044473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43663.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 13044473 is about 3611.7133053442. The cubic root of 13044473 is about 235.4012941259.

The spelling of 13044473 in words is "thirteen million, forty-four thousand, four hundred seventy-three".

Divisors: 1 13 23 299 43627 567151 1003421 13044473