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53202489 = 3196713931
BaseRepresentation
bin1100101011110…
…0111000111001
310201002222002120
43022330320321
5102104434424
65140151453
71214133204
oct312747071
9121088076
1053202489
11280388aa
1215998589
13b039c82
1470cc93b
154a0da79
hex32bce39

53202489 has 16 divisors (see below), whose sum is σ = 75790080. Its totient is φ = 33097680.

The previous prime is 53202467. The next prime is 53202491. The reversal of 53202489 is 98420235.

It is a happy number.

It is not a de Polignac number, because 53202489 - 27 = 53202361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53202439) 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, 3147 + ... + 10784.

It is an arithmetic number, because the mean of its divisors is an integer number (4736880).

Almost surely, 253202489 is an apocalyptic number.

It is an amenable number.

53202489 is a deficient number, since it is larger than the sum of its proper divisors (22587591).

53202489 is a wasteful number, since it uses less digits than its factorization.

53202489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14020.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 53202489 is about 7294.0036331222. The cubic root of 53202489 is about 376.1063363985.

The spelling of 53202489 in words is "fifty-three million, two hundred two thousand, four hundred eighty-nine".

Divisors: 1 3 19 57 67 201 1273 3819 13931 41793 264689 794067 933377 2800131 17734163 53202489