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228057730135 = 573624815699
BaseRepresentation
bin1101010001100101001…
…1001100110001010111
3210210122201212001111121
43110121103030301113
512214030234331020
6252433540344411
722322324502334
oct3243123146127
9723581761447
10228057730135
118879a709124
12382480a5107
13186761a0961
14b0765bb98b
155deb7e0baa
hex35194ccc57

228057730135 has 8 divisors (see below), whose sum is σ = 277418170800. Its totient is φ = 179946921024.

The previous prime is 228057730127. The next prime is 228057730139. The reversal of 228057730135 is 531037750822.

It is a happy number.

228057730135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 228057730135 - 23 = 228057730127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 228057730091 and 228057730100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228057730139) 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 7 ways as a sum of consecutive naturals, for example, 312407485 + ... + 312408214.

It is an arithmetic number, because the mean of its divisors is an integer number (34677271350).

Almost surely, 2228057730135 is an apocalyptic number.

228057730135 is a deficient number, since it is larger than the sum of its proper divisors (49360440665).

228057730135 is an equidigital number, since it uses as much as digits as its factorization.

228057730135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624815777.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 228057730135 in words is "two hundred twenty-eight billion, fifty-seven million, seven hundred thirty thousand, one hundred thirty-five".

Divisors: 1 5 73 365 624815699 3124078495 45611546027 228057730135