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52902749050 = 2521058054981
BaseRepresentation
bin110001010001001111…
…111110001101111010
312001112212212002201221
4301101033332031322
51331321100432200
640145253302254
73551656642654
oct612117761572
9161485762657
1052902749050
112048824a408
12a30503498a
134cb1263b08
1427bc05d6d4
15159962891a
hexc513fe37a

52902749050 has 12 divisors (see below), whose sum is σ = 98399113326. Its totient is φ = 21161099600.

The previous prime is 52902748973. The next prime is 52902749059. The reversal of 52902749050 is 5094720925.

It can be written as a sum of positive squares in 3 ways, for example, as 46346770089 + 6555978961 = 215283^2 + 80969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52902748988 and 52902749006.

It is not an unprimeable number, because it can be changed into a prime (52902749059) 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, 529027441 + ... + 529027540.

Almost surely, 252902749050 is an apocalyptic number.

52902749050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52902749050 is a deficient number, since it is larger than the sum of its proper divisors (45496364276).

52902749050 is a wasteful number, since it uses less digits than its factorization.

52902749050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058054993 (or 1058054988 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 52902749050 in words is "fifty-two billion, nine hundred two million, seven hundred forty-nine thousand, fifty".

Divisors: 1 2 5 10 25 50 1058054981 2116109962 5290274905 10580549810 26451374525 52902749050