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53473089 = 3173197523
BaseRepresentation
bin1100101111111…
…0111101000001
310201121201021210
43023332331001
5102142114324
65150040333
71216341135
oct313767501
9121551253
1053473089
112820313a
1215aa90a9
13b1031a7
14715d3c5
154a63d29
hex32fef41

53473089 has 16 divisors (see below), whose sum is σ = 72211392. Its totient is φ = 35195328.

The previous prime is 53473081. The next prime is 53473099. The reversal of 53473089 is 98037435.

It is not a de Polignac number, because 53473089 - 23 = 53473081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53473081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101982 + ... + 102504.

It is an arithmetic number, because the mean of its divisors is an integer number (4513212).

Almost surely, 253473089 is an apocalyptic number.

It is an amenable number.

53473089 is a deficient number, since it is larger than the sum of its proper divisors (18738303).

53473089 is a wasteful number, since it uses less digits than its factorization.

53473089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 53473089 is about 7312.5295896837. The cubic root of 53473089 is about 376.7429125765.

The spelling of 53473089 in words is "fifty-three million, four hundred seventy-three thousand, eighty-nine".

Divisors: 1 3 173 197 519 523 591 1569 34081 90479 102243 103031 271437 309093 17824363 53473089