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52700691193 = 99752859269
BaseRepresentation
bin110001000101001101…
…001011101011111001
312001000210122111110121
4301011031023223321
51330412334104233
640113234413241
73543654325003
oct610515135371
9161023574417
1052700691193
1120394191347
12a269431221
134c7b438c57
14279d2a3373
151586a1492d
hexc4534baf9

52700691193 has 4 divisors (see below), whose sum is σ = 52753551460. Its totient is φ = 52647830928.

The previous prime is 52700691149. The next prime is 52700691209. The reversal of 52700691193 is 39119600725.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32534419129 + 20166272064 = 180373^2 + 142008^2 .

It is a cyclic number.

It is not a de Polignac number, because 52700691193 - 29 = 52700690681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52700692193) 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 3 ways as a sum of consecutive naturals, for example, 26428638 + ... + 26430631.

It is an arithmetic number, because the mean of its divisors is an integer number (13188387865).

Almost surely, 252700691193 is an apocalyptic number.

It is an amenable number.

52700691193 is a deficient number, since it is larger than the sum of its proper divisors (52860267).

52700691193 is an equidigital number, since it uses as much as digits as its factorization.

52700691193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52860266.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 52700691193 in words is "fifty-two billion, seven hundred million, six hundred ninety-one thousand, one hundred ninety-three".

Divisors: 1 997 52859269 52700691193