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53125045234 = 2185411432637
BaseRepresentation
bin110001011110011111…
…111101101111110010
312002010101010220202221
4301132133331233302
51332300002421414
640223314031254
73560326301542
oct613637755762
9162111126687
1053125045234
1120591780868
12a36757852a
135018326711
1427dd7a7322
1515addd9224
hexc5e7fdbf2

53125045234 has 8 divisors (see below), whose sum is σ = 79691921388. Its totient is φ = 26561071440.

The previous prime is 53125045229. The next prime is 53125045243. The reversal of 53125045234 is 43254052135.

It can be written as a sum of positive squares in 2 ways, for example, as 52556938009 + 568107225 = 229253^2 + 23835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×531250452342 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53125045234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679237 + ... + 753400.

Almost surely, 253125045234 is an apocalyptic number.

53125045234 is a deficient number, since it is larger than the sum of its proper divisors (26566876154).

53125045234 is a wasteful number, since it uses less digits than its factorization.

53125045234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451180.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 53125045234 its reverse (43254052135), we get a palindrome (96379097369).

The spelling of 53125045234 in words is "fifty-three billion, one hundred twenty-five million, forty-five thousand, two hundred thirty-four".

Divisors: 1 2 18541 37082 1432637 2865274 26562522617 53125045234