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52523000054 = 27233713073373
BaseRepresentation
bin110000111010100111…
…010110000011110110
312000120102021212001022
4300322213112003312
51330031342000204
640043450101142
73536366064020
oct607247260366
9160512255038
1052523000054
1120302956368
12a219a1a7b2
134c50692c75
14278384b010
1515761155be
hexc3a9d60f6

52523000054 has 64 divisors (see below), whose sum is σ = 96595946496. Its totient is φ = 20927009664.

The previous prime is 52523000051. The next prime is 52523000059. The reversal of 52523000054 is 45000032525.

It is a junction number, because it is equal to n+sod(n) for n = 52522999987 and 52523000032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52523000051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15569912 + ... + 15573284.

It is an arithmetic number, because the mean of its divisors is an integer number (1509311664).

Almost surely, 252523000054 is an apocalyptic number.

52523000054 is a deficient number, since it is larger than the sum of its proper divisors (44072946442).

52523000054 is a wasteful number, since it uses less digits than its factorization.

With its successor (52523000055) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (4749).

52523000054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749.

The product of its (nonzero) digits is 6000, while the sum is 26.

Adding to 52523000054 its reverse (45000032525), we get a palindrome (97523032579).

The spelling of 52523000054 in words is "fifty-two billion, five hundred twenty-three million, fifty-four", and thus it is an aban number.

Divisors: 1 2 7 14 23 37 46 74 161 259 322 518 851 1307 1702 2614 3373 5957 6746 9149 11914 18298 23611 30061 47222 48359 60122 77579 96718 124801 155158 210427 249602 338513 420854 543053 677026 873607 1086106 1112257 1747214 2224514 2870423 4408511 5740846 7785799 8817022 15571598 20092961 30859577 40185922 61719154 101395753 163114907 202791506 326229814 709770271 1141804349 1419540542 2283608698 3751642861 7503285722 26261500027 52523000054