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228511211014 = 21723633284387
BaseRepresentation
bin1101010011010001010…
…1000101111000000110
3210211211100011021022201
43110310111011320012
512220442332223024
6252550540145114
722336502150122
oct3246425057006
9724740137281
10228511211014
1188a02692009
1238353b3819a
1318719118b38
14b0ba904582
155e2651a744
hex3534545e06

228511211014 has 16 divisors (see below), whose sum is σ = 362946203568. Its totient is φ = 107529759232.

The previous prime is 228511211009. The next prime is 228511211039. The reversal of 228511211014 is 410112115822.

It is a congruent number.

It is an unprimeable number.

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, 661329 + ... + 945715.

It is an arithmetic number, because the mean of its divisors is an integer number (22684137723).

Almost surely, 2228511211014 is an apocalyptic number.

228511211014 is a deficient number, since it is larger than the sum of its proper divisors (134434992554).

228511211014 is a wasteful number, since it uses less digits than its factorization.

228511211014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308039.

The product of its (nonzero) digits is 1280, while the sum is 28.

Adding to 228511211014 its reverse (410112115822), we get a palindrome (638623326836).

The spelling of 228511211014 in words is "two hundred twenty-eight billion, five hundred eleven million, two hundred eleven thousand, fourteen".

Divisors: 1 2 17 34 23633 47266 284387 401761 568774 803522 4834579 9669158 6720917971 13441835942 114255605507 228511211014