Search a number
-
+
12103134241 = 111773498807
BaseRepresentation
bin10110100010110011…
…10010110000100001
31011020111011220221011
423101121302300201
5144241400243431
65320552100521
7605632641442
oct132131626041
934214156834
1012103134241
1151509a3990
122419394741
1311ab634ac3
1482b5c72c9
154ac843cb1
hex2d1672c21

12103134241 has 16 divisors (see below), whose sum is σ = 13983580800. Its totient is φ = 10353038080.

The previous prime is 12103134227. The next prime is 12103134283. The reversal of 12103134241 is 14243130121.

It is not a de Polignac number, because 12103134241 - 217 = 12103003169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12103132241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369860 + ... + 1378666.

It is an arithmetic number, because the mean of its divisors is an integer number (873973800).

Almost surely, 212103134241 is an apocalyptic number.

12103134241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12103134241 is a deficient number, since it is larger than the sum of its proper divisors (1880446559).

12103134241 is a wasteful number, since it uses less digits than its factorization.

12103134241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16184.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12103134241 its reverse (14243130121), we get a palindrome (26346264362).

The spelling of 12103134241 in words is "twelve billion, one hundred three million, one hundred thirty-four thousand, two hundred forty-one".

Divisors: 1 11 17 187 7349 8807 80839 96877 124933 149719 1374263 1646909 64722643 711949073 1100284931 12103134241