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52143222324 = 223171911338241
BaseRepresentation
bin110000100011111110…
…100110111000110100
311222120221200010221110
4300203332212320310
51323242131103244
635542042115020
73524105035224
oct604376467064
9158527603843
1052143222324
1120128542776
12a1327aba70
134bbcab200b
14274922c084
151552ae89b9
hexc23fa6e34

52143222324 has 48 divisors (see below), whose sum is σ = 129499001856. Its totient is φ = 16272998400.

The previous prime is 52143222319. The next prime is 52143222343. The reversal of 52143222324 is 42322234125.

It is a junction number, because it is equal to n+sod(n) for n = 52143222291 and 52143222300.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 630157 + ... + 708084.

It is an arithmetic number, because the mean of its divisors is an integer number (2697895872).

Almost surely, 252143222324 is an apocalyptic number.

It is an amenable number.

52143222324 is an abundant number, since it is smaller than the sum of its proper divisors (77355779532).

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

52143222324 is a wasteful number, since it uses less digits than its factorization.

52143222324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338456 (or 1338454 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

Adding to 52143222324 its reverse (42322234125), we get a palindrome (94465456449).

The spelling of 52143222324 in words is "fifty-two billion, one hundred forty-three million, two hundred twenty-two thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 191 204 382 573 764 1146 2292 3247 6494 9741 12988 19482 38964 1338241 2676482 4014723 5352964 8029446 16058892 22750097 45500194 68250291 91000388 136500582 255604031 273001164 511208062 766812093 1022416124 1533624186 3067248372 4345268527 8690537054 13035805581 17381074108 26071611162 52143222324