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55002320052 = 22326471731593
BaseRepresentation
bin110011001110011001…
…001100110010110100
312020222012120100200220
4303032121030302310
51400121043220202
641133454334340
73655003002141
oct631631146264
9166865510626
1055002320052
1121365415159
12a7b01ba3b0
135257231614
14293ac373c8
15166db08abc
hexcce64ccb4

55002320052 has 24 divisors (see below), whose sum is σ = 128387305536. Its totient is φ = 18327169728.

The previous prime is 55002320029. The next prime is 55002320053. The reversal of 55002320052 is 25002320055.

55002320052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×550023200522 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55002320053) 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, 834033 + ... + 897560.

It is an arithmetic number, because the mean of its divisors is an integer number (5349471064).

Almost surely, 255002320052 is an apocalyptic number.

It is an amenable number.

55002320052 is an abundant number, since it is smaller than the sum of its proper divisors (73384985484).

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

55002320052 is a wasteful number, since it uses less digits than its factorization.

55002320052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734247 (or 1734245 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

It can be divided in two parts, 550023 and 20052, that added together give a palindrome (570075).

The spelling of 55002320052 in words is "fifty-five billion, two million, three hundred twenty thousand, fifty-two".

Divisors: 1 2 3 4 6 12 2647 5294 7941 10588 15882 31764 1731593 3463186 5194779 6926372 10389558 20779116 4583526671 9167053342 13750580013 18334106684 27501160026 55002320052