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52033905 = 32571115017
BaseRepresentation
bin1100011001111…
…1100101110001
310121220121002200
43012133211301
5101310041110
65055133413
71201165230
oct306374561
9117817080
1052033905
112740a930
1215514269
13aa1b0c1
146ca6b17
15487c6c0
hex319f971

52033905 has 48 divisors (see below), whose sum is σ = 112454784. Its totient is φ = 21623040.

The previous prime is 52033871. The next prime is 52033907. The reversal of 52033905 is 50933025.

It is not a de Polignac number, because 52033905 - 27 = 52033777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52033907) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4044 + ... + 10973.

It is an arithmetic number, because the mean of its divisors is an integer number (2342808).

Almost surely, 252033905 is an apocalyptic number.

52033905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52033905 is an abundant number, since it is smaller than the sum of its proper divisors (60420879).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52033905 is a wasteful number, since it uses less digits than its factorization.

52033905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15046 (or 15043 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 52033905 is about 7213.4530566158. The cubic root of 52033905 is about 373.3322203588.

The spelling of 52033905 in words is "fifty-two million, thirty-three thousand, nine hundred five".

Divisors: 1 3 5 7 9 11 15 21 33 35 45 55 63 77 99 105 165 231 315 385 495 693 1155 3465 15017 45051 75085 105119 135153 165187 225255 315357 495561 525595 675765 825935 946071 1156309 1486683 1576785 2477805 3468927 4730355 5781545 7433415 10406781 17344635 52033905