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13952345 = 511253679
BaseRepresentation
bin110101001110…
…010101011001
3222020212000112
4311032111121
512032433340
61215014105
7226410251
oct65162531
928225015
1013952345
11796a670
12480a335
132b76834
141bd2961
151359065
hexd4e559

13952345 has 8 divisors (see below), whose sum is σ = 18264960. Its totient is φ = 10147120.

The previous prime is 13952333. The next prime is 13952353. The reversal of 13952345 is 54325931.

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

It is not a de Polignac number, because 13952345 - 216 = 13886809 is a prime.

It is a Curzon number.

It is an unprimeable number.

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, 126785 + ... + 126894.

It is an arithmetic number, because the mean of its divisors is an integer number (2283120).

Almost surely, 213952345 is an apocalyptic number.

It is an amenable number.

13952345 is a deficient number, since it is larger than the sum of its proper divisors (4312615).

13952345 is a wasteful number, since it uses less digits than its factorization.

13952345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253695.

The product of its digits is 16200, while the sum is 32.

The square root of 13952345 is about 3735.2837910927. The cubic root of 13952345 is about 240.7404504738.

The spelling of 13952345 in words is "thirteen million, nine hundred fifty-two thousand, three hundred forty-five".

Divisors: 1 5 11 55 253679 1268395 2790469 13952345