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14670553 = 101145253
BaseRepresentation
bin110111111101…
…101011011001
31000121100012211
4313331223121
512223424203
61242235121
7235461202
oct67755331
930540184
1014670553
118310227
124ab5aa1
133068701
141d3c5a9
15144bc6d
hexdfdad9

14670553 has 4 divisors (see below), whose sum is σ = 14815908. Its totient is φ = 14525200.

The previous prime is 14670547. The next prime is 14670563. The reversal of 14670553 is 35507641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35507641 = 132731357.

It can be written as a sum of positive squares in 2 ways, for example, as 10188864 + 4481689 = 3192^2 + 2117^2 .

It is a cyclic number.

It is not a de Polignac number, because 14670553 - 29 = 14670041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14670503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72526 + ... + 72727.

It is an arithmetic number, because the mean of its divisors is an integer number (3703977).

Almost surely, 214670553 is an apocalyptic number.

It is an amenable number.

14670553 is a deficient number, since it is larger than the sum of its proper divisors (145355).

14670553 is a wasteful number, since it uses less digits than its factorization.

14670553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145354.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 14670553 is about 3830.2157902656. The cubic root of 14670553 is about 244.8023005982.

The spelling of 14670553 in words is "fourteen million, six hundred seventy thousand, five hundred fifty-three".

Divisors: 1 101 145253 14670553