Search a number
-
+
107087205 = 3510766721
BaseRepresentation
bin1100110001000…
…00010101100101
321110111121000210
412120200111211
5204403242310
614343130033
72440140411
oct630402545
9243447023
10107087205
11554a2225
122ba43919
1319255614
1410317d41
159604820
hex6620565

107087205 has 16 divisors (see below), whose sum is σ = 172943424. Its totient is φ = 56578560.

The previous prime is 107087179. The next prime is 107087209. The reversal of 107087205 is 502780701.

It is a happy number.

It is not a de Polignac number, because 107087205 - 27 = 107087077 is a prime.

It is a super-2 number, since 2×1070872052 = 22935338949424050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107087209) 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 15 ways as a sum of consecutive naturals, for example, 31756 + ... + 34965.

It is an arithmetic number, because the mean of its divisors is an integer number (10808964).

Almost surely, 2107087205 is an apocalyptic number.

107087205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

107087205 is a deficient number, since it is larger than the sum of its proper divisors (65856219).

107087205 is a wasteful number, since it uses less digits than its factorization.

107087205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66836.

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 107087205 is about 10348.2947870652. The cubic root of 107087205 is about 474.8748774776.

The spelling of 107087205 in words is "one hundred seven million, eighty-seven thousand, two hundred five".

Divisors: 1 3 5 15 107 321 535 1605 66721 200163 333605 1000815 7139147 21417441 35695735 107087205