Search a number
-
+
103107894 = 2343399643
BaseRepresentation
bin1100010010101…
…00110100110110
321012000102102220
412021110310312
5202343423034
614121543210
72361255051
oct611246466
9235012386
10103107894
115322453a
122a644b06
13184912b6
14d99da98
1590ba749
hex6254d36

103107894 has 16 divisors (see below), whose sum is σ = 211012032. Its totient is φ = 33569928.

The previous prime is 103107887. The next prime is 103107899. The reversal of 103107894 is 498701301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103107899) 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 7 ways as a sum of consecutive naturals, for example, 199564 + ... + 200079.

It is an arithmetic number, because the mean of its divisors is an integer number (13188252).

Almost surely, 2103107894 is an apocalyptic number.

103107894 is an abundant number, since it is smaller than the sum of its proper divisors (107904138).

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

103107894 is a wasteful number, since it uses less digits than its factorization.

103107894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399691.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 103107894 is about 10154.2057296472. The cubic root of 103107894 is about 468.9184334793.

The spelling of 103107894 in words is "one hundred three million, one hundred seven thousand, eight hundred ninety-four".

Divisors: 1 2 3 6 43 86 129 258 399643 799286 1198929 2397858 17184649 34369298 51553947 103107894