Search a number
-
+
109372744 = 2313280897
BaseRepresentation
bin1101000010011…
…10010101001000
321121210201012101
412201032111020
5210444411434
614504123144
72465436655
oct641162510
9247721171
10109372744
11568133a8
12307664b4
1319875a00
1410750c2c
159906b14
hex684e548

109372744 has 24 divisors (see below), whose sum is σ = 222065010. Its totient is φ = 50479104.

The previous prime is 109372729. The next prime is 109372793. The reversal of 109372744 is 447273901.

It can be written as a sum of positive squares in 3 ways, for example, as 79887844 + 29484900 = 8938^2 + 5430^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 39097 + ... + 41800.

Almost surely, 2109372744 is an apocalyptic number.

It is an amenable number.

109372744 is an abundant number, since it is smaller than the sum of its proper divisors (112692266).

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

109372744 is a wasteful number, since it uses less digits than its factorization.

109372744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80929 (or 80912 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 109372744 is about 10458.1424736901. The cubic root of 109372744 is about 478.2295076151.

It can be divided in two parts, 1093 and 72744, that added together give a palindrome (73837).

The spelling of 109372744 in words is "one hundred nine million, three hundred seventy-two thousand, seven hundred forty-four".

Divisors: 1 2 4 8 13 26 52 104 169 338 676 1352 80897 161794 323588 647176 1051661 2103322 4206644 8413288 13671593 27343186 54686372 109372744