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52766229691 = 722279338347
BaseRepresentation
bin110001001001000111…
…001100010010111011
312001012100222012101101
4301021013030102323
51331031123322231
640123535232231
73545411360230
oct611107142273
9161170865341
1052766229691
112041818539a
12a287378677
134c8bba4b26
1427a7c83787
15158c65d661
hexc491cc4bb

52766229691 has 8 divisors (see below), whose sum is σ = 60307147520. Its totient is φ = 45226033128.

The previous prime is 52766229683. The next prime is 52766229701. The reversal of 52766229691 is 19692266725.

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

It is a cyclic number.

It is not a de Polignac number, because 52766229691 - 23 = 52766229683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52766229091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13221 + ... + 325126.

It is an arithmetic number, because the mean of its divisors is an integer number (7538393440).

Almost surely, 252766229691 is an apocalyptic number.

52766229691 is a deficient number, since it is larger than the sum of its proper divisors (7540917829).

52766229691 is a wasteful number, since it uses less digits than its factorization.

52766229691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360633.

The product of its digits is 4898880, while the sum is 55.

The spelling of 52766229691 in words is "fifty-two billion, seven hundred sixty-six million, two hundred twenty-nine thousand, six hundred ninety-one".

Divisors: 1 7 22279 155953 338347 2368429 7538032813 52766229691