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13001434 = 219342143
BaseRepresentation
bin110001100110…
…001011011010
3220110112121121
4301212023122
511312021214
61142355454
7215340025
oct61461332
926415547
1013001434
117380196
12442bb8a
132902a74
141a261bc
15121c424
hexc662da

13001434 has 8 divisors (see below), whose sum is σ = 20528640. Its totient is φ = 6158556.

The previous prime is 13001407. The next prime is 13001459. The reversal of 13001434 is 43410031.

13001434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171034 + ... + 171109.

It is an arithmetic number, because the mean of its divisors is an integer number (2566080).

Almost surely, 213001434 is an apocalyptic number.

13001434 is a deficient number, since it is larger than the sum of its proper divisors (7527206).

13001434 is a wasteful number, since it uses less digits than its factorization.

13001434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342164.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13001434 is about 3605.7501300007. The cubic root of 13001434 is about 235.1421141310.

Adding to 13001434 its reverse (43410031), we get a palindrome (56411465).

The spelling of 13001434 in words is "thirteen million, one thousand, four hundred thirty-four".

Divisors: 1 2 19 38 342143 684286 6500717 13001434