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53027777 = 1117283571
BaseRepresentation
bin1100101001001…
…0001111000001
310200210002102202
43022102033001
5102033342102
65132322545
71212504635
oct312221701
9120702382
1053027777
1127a29610
1215913455
13aca85aa
147084dc5
1549c6e02
hex32923c1

53027777 has 8 divisors (see below), whose sum is σ = 61251552. Its totient is φ = 45371200.

The previous prime is 53027761. The next prime is 53027783. The reversal of 53027777 is 77772035.

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 53027777 - 24 = 53027761 is a prime.

It is a super-3 number, since 3×530277773 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53027777.

It is not an unprimeable number, because it can be changed into a prime (53027717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141599 + ... + 141972.

It is an arithmetic number, because the mean of its divisors is an integer number (7656444).

Almost surely, 253027777 is an apocalyptic number.

It is an amenable number.

53027777 is a deficient number, since it is larger than the sum of its proper divisors (8223775).

53027777 is a wasteful number, since it uses less digits than its factorization.

53027777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283599.

The product of its (nonzero) digits is 72030, while the sum is 38.

The square root of 53027777 is about 7282.0173715805. The cubic root of 53027777 is about 375.6941855649.

The spelling of 53027777 in words is "fifty-three million, twenty-seven thousand, seven hundred seventy-seven".

Divisors: 1 11 17 187 283571 3119281 4820707 53027777