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53414945 = 523834483
BaseRepresentation
bin1100101111000…
…0110000100001
310201111202112022
43023300300201
5102133234240
65144511225
71216006463
oct313606041
9121452468
1053414945
1128173491
1215a7b515
13b0b289c
147146133
154a519b5
hex32f0c21

53414945 has 8 divisors (see below), whose sum is σ = 64139136. Its totient is φ = 42704496.

The previous prime is 53414941. The next prime is 53414951. The reversal of 53414945 is 54941435.

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

It is a cyclic number.

It is not a de Polignac number, because 53414945 - 22 = 53414941 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53414941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9674 + ... + 14156.

It is an arithmetic number, because the mean of its divisors is an integer number (8017392).

Almost surely, 253414945 is an apocalyptic number.

It is an amenable number.

53414945 is a deficient number, since it is larger than the sum of its proper divisors (10724191).

53414945 is a wasteful number, since it uses less digits than its factorization.

53414945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871.

The product of its digits is 43200, while the sum is 35.

The square root of 53414945 is about 7308.5528663341. The cubic root of 53414945 is about 376.6063124990.

The spelling of 53414945 in words is "fifty-three million, four hundred fourteen thousand, nine hundred forty-five".

Divisors: 1 5 2383 4483 11915 22415 10682989 53414945