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53135033 = 754713877
BaseRepresentation
bin1100101010110…
…0011010111001
310200222112120012
43022230122321
5102100310113
65134511305
71213432430
oct312543271
9120875505
1053135033
1127aa2156
1215965535
13b015363
1470b2117
1549e8aa8
hex32ac6b9

53135033 has 8 divisors (see below), whose sum is σ = 60841152. Its totient is φ = 45457776.

The previous prime is 53135029. The next prime is 53135059. The reversal of 53135033 is 33053135.

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

It is not a de Polignac number, because 53135033 - 22 = 53135029 is a prime.

It is a super-2 number, since 2×531350332 = 5646663463822178, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53135003) 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, 3110 + ... + 10767.

It is an arithmetic number, because the mean of its divisors is an integer number (7605144).

Almost surely, 253135033 is an apocalyptic number.

It is an amenable number.

53135033 is a deficient number, since it is larger than the sum of its proper divisors (7706119).

53135033 is a wasteful number, since it uses less digits than its factorization.

53135033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14431.

The product of its (nonzero) digits is 2025, while the sum is 23.

The square root of 53135033 is about 7289.3780941861. The cubic root of 53135033 is about 375.9473127661.

Adding to 53135033 its reverse (33053135), we get a palindrome (86188168).

The spelling of 53135033 in words is "fifty-three million, one hundred thirty-five thousand, thirty-three".

Divisors: 1 7 547 3829 13877 97139 7590719 53135033