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52113033 = 3274319237
BaseRepresentation
bin1100011011001…
…0111010001001
310122001121122100
43012302322021
5101320104113
65100544013
71201645020
oct306627211
9118047570
1052113033
1127464325
1215552009
13aa4811b
146cc78b7
154895d73
hex31b2e89

52113033 has 24 divisors (see below), whose sum is σ = 88033088. Its totient is φ = 29084832.

The previous prime is 52113031. The next prime is 52113073. The reversal of 52113033 is 33031125.

52113033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52113033 - 21 = 52113031 is a prime.

It is a super-3 number, since 3×521130333 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52112997 and 52113015.

It is not an unprimeable number, because it can be changed into a prime (52113031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6910 + ... + 12327.

Almost surely, 252113033 is an apocalyptic number.

It is an amenable number.

52113033 is a deficient number, since it is larger than the sum of its proper divisors (35920055).

52113033 is a wasteful number, since it uses less digits than its factorization.

52113033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19293 (or 19290 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 52113033 is about 7218.9357248836. The cubic root of 52113033 is about 373.5213667126.

Adding to 52113033 its reverse (33031125), we get a palindrome (85144158).

The spelling of 52113033 in words is "fifty-two million, one hundred thirteen thousand, thirty-three".

Divisors: 1 3 7 9 21 43 63 129 301 387 903 2709 19237 57711 134659 173133 403977 827191 1211931 2481573 5790337 7444719 17371011 52113033