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107145255 = 3571020431
BaseRepresentation
bin1100110001011…
…10100000100111
321110121112122210
412120232200213
5204412122010
614344254503
72440501560
oct630564047
9243545583
10107145255
11555318a8
122ba71433
1319275b79
1410331167
159616b20
hex662e827

107145255 has 16 divisors (see below), whose sum is σ = 195922944. Its totient is φ = 48980640.

The previous prime is 107145253. The next prime is 107145299. The reversal of 107145255 is 552541701.

It is not a de Polignac number, because 107145255 - 21 = 107145253 is a prime.

It is a super-2 number, since 2×1071452552 = 22960211338030050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107145253) 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, 510111 + ... + 510320.

It is an arithmetic number, because the mean of its divisors is an integer number (12245184).

Almost surely, 2107145255 is an apocalyptic number.

107145255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

107145255 is a deficient number, since it is larger than the sum of its proper divisors (88777689).

107145255 is a wasteful number, since it uses less digits than its factorization.

107145255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020446.

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 107145255 is about 10351.0992169914. The cubic root of 107145255 is about 474.9606689502.

Adding to 107145255 its reverse (552541701), we get a palindrome (659686956).

The spelling of 107145255 in words is "one hundred seven million, one hundred forty-five thousand, two hundred fifty-five".

Divisors: 1 3 5 7 15 21 35 105 1020431 3061293 5102155 7143017 15306465 21429051 35715085 107145255