Search a number
-
+
107388205 = 5181118661
BaseRepresentation
bin1100110011010…
…01110100101101
321111001212220221
412121221310231
5204442410310
614353411341
72442533101
oct631516455
9244055827
10107388205
1155688391
122bb69b51
131932c622
1410395901
159663ada
hex6669d2d

107388205 has 8 divisors (see below), whose sum is σ = 129578904. Its totient is φ = 85435200.

The previous prime is 107388199. The next prime is 107388223. The reversal of 107388205 is 502883701.

It can be written as a sum of positive squares in 4 ways, for example, as 17161 + 107371044 = 131^2 + 10362^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 107388205 - 223 = 98999597 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 58426 + ... + 60235.

It is an arithmetic number, because the mean of its divisors is an integer number (16197363).

Almost surely, 2107388205 is an apocalyptic number.

It is an amenable number.

107388205 is a deficient number, since it is larger than the sum of its proper divisors (22190699).

107388205 is a wasteful number, since it uses less digits than its factorization.

107388205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118847.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 107388205 is about 10362.8280406460. The cubic root of 107388205 is about 475.3193863070.

The spelling of 107388205 in words is "one hundred seven million, three hundred eighty-eight thousand, two hundred five".

Divisors: 1 5 181 905 118661 593305 21477641 107388205