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723133053 = 3280348117
BaseRepresentation
bin101011000110100…
…010001001111101
31212101200222001200
4223012202021331
52440110224203
6155431130113
723630346426
oct5306421175
91771628050
10723133053
1134120a625
12182213939
13b6a7b8a6
146c07a64d
15437419a3
hex2b1a227d

723133053 has 6 divisors (see below), whose sum is σ = 1044525534. Its totient is φ = 482088696.

The previous prime is 723133049. The next prime is 723133091. The reversal of 723133053 is 350331327.

723133053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 716258169 + 6874884 = 26763^2 + 2622^2 .

It is not a de Polignac number, because 723133053 - 22 = 723133049 is a prime.

It is a super-2 number, since 2×7231330532 = 1045842824682201618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723133753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40174050 + ... + 40174067.

It is an arithmetic number, because the mean of its divisors is an integer number (174087589).

Almost surely, 2723133053 is an apocalyptic number.

It is an amenable number.

723133053 is a deficient number, since it is larger than the sum of its proper divisors (321392481).

723133053 is a wasteful number, since it uses less digits than its factorization.

723133053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80348123 (or 80348120 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 27.

The square root of 723133053 is about 26891.1333528358. The cubic root of 723133053 is about 897.5791124723.

The spelling of 723133053 in words is "seven hundred twenty-three million, one hundred thirty-three thousand, fifty-three".

Divisors: 1 3 9 80348117 241044351 723133053