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53112653 = 1128117183
BaseRepresentation
bin1100101010011…
…0111101001101
310200221101212022
43022212331031
5102044101103
65134215525
71213310246
oct312467515
9120841768
1053112653
1127a87360
12159545a5
13b008109
1470a7ccd
1549e2138
hex32a6f4d

53112653 has 8 divisors (see below), whose sum is σ = 58150656. Its totient is φ = 48109600.

The previous prime is 53112643. The next prime is 53112677. The reversal of 53112653 is 35621135.

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

It is not a de Polignac number, because 53112653 - 24 = 53112637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53112643) 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, 5501 + ... + 11682.

It is an arithmetic number, because the mean of its divisors is an integer number (7268832).

Almost surely, 253112653 is an apocalyptic number.

It is an amenable number.

53112653 is a deficient number, since it is larger than the sum of its proper divisors (5038003).

53112653 is a wasteful number, since it uses less digits than its factorization.

53112653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17475.

The product of its digits is 2700, while the sum is 26.

The square root of 53112653 is about 7287.8428221251. The cubic root of 53112653 is about 375.8945234737.

Adding to 53112653 its reverse (35621135), we get a palindrome (88733788).

The spelling of 53112653 in words is "fifty-three million, one hundred twelve thousand, six hundred fifty-three".

Divisors: 1 11 281 3091 17183 189013 4828423 53112653