Search a number
-
+
107381188 = 22113353673
BaseRepresentation
bin1100110011010…
…00000111000100
321111001112022001
412121220013010
5204442144223
614353315044
72442503455
oct631500704
9244045261
10107381188
1155683092
122bb65a84
1319329385
141039312c
1596619ad
hex66681c4

107381188 has 24 divisors (see below), whose sum is σ = 190399608. Its totient is φ = 52985856.

The previous prime is 107381177. The next prime is 107381189. The reversal of 107381188 is 881183701.

It can be written as a sum of positive squares in 4 ways, for example, as 506944 + 106874244 = 712^2 + 10338^2 .

It is not an unprimeable number, because it can be changed into a prime (107381189) 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 7 ways as a sum of consecutive naturals, for example, 159220 + ... + 159892.

It is an arithmetic number, because the mean of its divisors is an integer number (7933317).

Almost surely, 2107381188 is an apocalyptic number.

It is an amenable number.

107381188 is a deficient number, since it is larger than the sum of its proper divisors (83018420).

107381188 is a wasteful number, since it uses less digits than its factorization.

107381188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 37.

The square root of 107381188 is about 10362.4894692347. The cubic root of 107381188 is about 475.3090332495.

The spelling of 107381188 in words is "one hundred seven million, three hundred eighty-one thousand, one hundred eighty-eight".

Divisors: 1 2 4 113 226 353 452 673 706 1346 1412 2692 39889 76049 79778 152098 159556 237569 304196 475138 950276 26845297 53690594 107381188