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16007313 = 37762253
BaseRepresentation
bin111101000100…
…000010010001
31010010020220110
4331010002101
513044213223
61331031533
7253026360
oct75040221
933106813
1016007313
119043593
12543b5a9
133415caa
1421a97d7
151612d93
hexf44091

16007313 has 8 divisors (see below), whose sum is σ = 24392128. Its totient is φ = 9147024.

The previous prime is 16007311. The next prime is 16007317. The reversal of 16007313 is 31370061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16007313 - 21 = 16007311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 762253 = 16007313 / (1 + 6 + 0 + 0 + 7 + 3 + 1 + 3).

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 16007313.

It is not an unprimeable number, because it can be changed into a prime (16007311) 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, 381106 + ... + 381147.

It is an arithmetic number, because the mean of its divisors is an integer number (3049016).

Almost surely, 216007313 is an apocalyptic number.

It is an amenable number.

16007313 is a deficient number, since it is larger than the sum of its proper divisors (8384815).

16007313 is an equidigital number, since it uses as much as digits as its factorization.

16007313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762263.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 16007313 is about 4000.9140205708. The cubic root of 16007313 is about 252.0225949758.

Adding to 16007313 its reverse (31370061), we get a palindrome (47377374).

The spelling of 16007313 in words is "sixteen million, seven thousand, three hundred thirteen".

Divisors: 1 3 7 21 762253 2286759 5335771 16007313