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53542354322 = 2131212492
BaseRepresentation
bin110001110111010111…
…110111110110010010
312010012110101102020002
4301313113313312102
51334123320314242
640332542250002
73603554334242
oct616727676622
9163173342202
1053542354322
1120786299306
12a463286902
135083918682
14283cd95b22
1515d586b432
hexc775f7d92

53542354322 has 18 divisors (see below), whose sum is σ = 80996140629. Its totient is φ = 26545546560.

The previous prime is 53542354319. The next prime is 53542354391. The reversal of 53542354322 is 22345324535.

It can be written as a sum of positive squares in 2 ways, for example, as 53097524041 + 444830281 = 230429^2 + 21091^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=163619.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 42867554 + ... + 42868802.

Almost surely, 253542354322 is an apocalyptic number.

53542354322 is a deficient number, since it is larger than the sum of its proper divisors (27453786307).

53542354322 is an frugal number, since it uses more digits than its factorization.

53542354322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762 (or 1382 counting only the distinct ones).

The product of its digits is 432000, while the sum is 38.

Adding to 53542354322 its reverse (22345324535), we get a palindrome (75887678857).

The spelling of 53542354322 in words is "fifty-three billion, five hundred forty-two million, three hundred fifty-four thousand, three hundred twenty-two".

Divisors: 1 2 131 262 1249 2498 17161 34322 163619 327238 1560001 3120002 21434089 42868178 204360131 408720262 26771177161 53542354322