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107531424 = 253271113373
BaseRepresentation
bin1100110100011…
…00110010100000
321111100011101100
412122030302200
5210012001144
614400434400
72444000460
oct632146240
9244304340
10107531424
1155775a50
1230018a00
131937c880
14103d1ba0
159691269
hex668cca0

107531424 has 288 divisors, whose sum is σ = 411675264. Its totient is φ = 25712640.

The previous prime is 107531419. The next prime is 107531429. The reversal of 107531424 is 424135701.

107531424 is a `hidden beast` number, since 107 + 531 + 4 + 24 = 666.

It is an interprime number because it is at equal distance from previous prime (107531419) and next prime (107531429).

It is a tau number, because it is divible by the number of its divisors (288).

It is not an unprimeable number, because it can be changed into a prime (107531429) 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 47 ways as a sum of consecutive naturals, for example, 288102 + ... + 288474.

It is an arithmetic number, because the mean of its divisors is an integer number (1429428).

Almost surely, 2107531424 is an apocalyptic number.

107531424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 107531424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205837632).

107531424 is an abundant number, since it is smaller than the sum of its proper divisors (304143840).

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

107531424 is a wasteful number, since it uses less digits than its factorization.

107531424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 107531424 is about 10369.7359657804. The cubic root of 107531424 is about 475.5305967368.

The spelling of 107531424 in words is "one hundred seven million, five hundred thirty-one thousand, four hundred twenty-four".