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84554668 = 221117113041
BaseRepresentation
bin1010000101000…
…11001110101100
312220002211012101
411002203032230
5133121222133
612220144444
72044463032
oct502431654
9186084171
1084554668
11438021a0
1224398124
1314696563
14b330552
15765337d
hex50a33ac

84554668 has 24 divisors (see below), whose sum is σ = 170919504. Its totient is φ = 36172800.

The previous prime is 84554627. The next prime is 84554671. The reversal of 84554668 is 86645548.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55773 + ... + 57268.

It is an arithmetic number, because the mean of its divisors is an integer number (7121646).

Almost surely, 284554668 is an apocalyptic number.

It is an amenable number.

84554668 is an abundant number, since it is smaller than the sum of its proper divisors (86364836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84554668 is a wasteful number, since it uses less digits than its factorization.

84554668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113073 (or 113071 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The square root of 84554668 is about 9195.3612218335. The cubic root of 84554668 is about 438.9137599702.

The spelling of 84554668 in words is "eighty-four million, five hundred fifty-four thousand, six hundred sixty-eight".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 748 113041 226082 452164 1243451 1921697 2486902 3843394 4973804 7686788 21138667 42277334 84554668