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13001433 = 36017211
BaseRepresentation
bin110001100110…
…001011011001
3220110112121120
4301212023121
511312021213
61142355453
7215340024
oct61461331
926415546
1013001433
117380195
12442bb89
132902a73
141a261bb
15121c423
hexc662d9

13001433 has 8 divisors (see below), whose sum is σ = 17366496. Its totient is φ = 8652000.

The previous prime is 13001407. The next prime is 13001459. The reversal of 13001433 is 33410031.

13001433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13001407) and next prime (13001459).

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

It is not a de Polignac number, because 13001433 - 212 = 12997337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13001533) 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, 1803 + ... + 5408.

It is an arithmetic number, because the mean of its divisors is an integer number (2170812).

Almost surely, 213001433 is an apocalyptic number.

It is an amenable number.

13001433 is a deficient number, since it is larger than the sum of its proper divisors (4365063).

13001433 is an equidigital number, since it uses as much as digits as its factorization.

13001433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7815.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 13001433 is about 3605.7499913333. The cubic root of 13001433 is about 235.1421081024.

Adding to 13001433 its reverse (33410031), we get a palindrome (46411464).

The spelling of 13001433 in words is "thirteen million, one thousand, four hundred thirty-three".

Divisors: 1 3 601 1803 7211 21633 4333811 13001433