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53152609 = 233762459
BaseRepresentation
bin1100101011000…
…0101101100001
310201000102200011
43022300231201
5102101340414
65135124521
71213534606
oct312605541
9121012604
1053152609
1128004384
1215973741
13b020363
1470b86ad
1549eddc4
hex32b0b61

53152609 has 8 divisors (see below), whose sum is σ = 56963520. Its totient is φ = 49466736.

The previous prime is 53152579. The next prime is 53152613. The reversal of 53152609 is 90625135.

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 53152609 - 213 = 53144417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53152639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30379 + ... + 32080.

It is an arithmetic number, because the mean of its divisors is an integer number (7120440).

Almost surely, 253152609 is an apocalyptic number.

It is an amenable number.

53152609 is a deficient number, since it is larger than the sum of its proper divisors (3810911).

53152609 is a wasteful number, since it uses less digits than its factorization.

53152609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62519.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 53152609 is about 7290.5835843230. The cubic root of 53152609 is about 375.9887601325.

The spelling of 53152609 in words is "fifty-three million, one hundred fifty-two thousand, six hundred nine".

Divisors: 1 23 37 851 62459 1436557 2310983 53152609