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84240627 = 3172297213
BaseRepresentation
bin1010000010101…
…10100011110011
312212111212102020
411001112203303
5133031200002
612205322523
72042014332
oct501264363
9185455366
1084240627
1143608259
1224266443
13145b6633
14b28bd19
1575e02bc
hex50568f3

84240627 has 16 divisors (see below), whose sum is σ = 119463840. Its totient is φ = 52618752.

The previous prime is 84240619. The next prime is 84240631. The reversal of 84240627 is 72604248.

It is not a de Polignac number, because 84240627 - 23 = 84240619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84240617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8073 + ... + 15285.

It is an arithmetic number, because the mean of its divisors is an integer number (7466490).

Almost surely, 284240627 is an apocalyptic number.

84240627 is a deficient number, since it is larger than the sum of its proper divisors (35223213).

84240627 is a wasteful number, since it uses less digits than its factorization.

84240627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7462.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 84240627 is about 9178.2692812970. The cubic root of 84240627 is about 438.3697020365.

The spelling of 84240627 in words is "eighty-four million, two hundred forty thousand, six hundred twenty-seven".

Divisors: 1 3 17 51 229 687 3893 7213 11679 21639 122621 367863 1651777 4955331 28080209 84240627