Base | Representation |
---|---|
bin | 110000000100110110… |
… | …1001000001100101111 |
3 | 100212111010010001012101 |
4 | 1200021231020030233 |
5 | 3142414430240421 |
6 | 115232335115531 |
7 | 10313301601330 |
oct | 1401155101457 |
9 | 325433101171 |
10 | 103242040111 |
11 | 3a86a4928a1 |
12 | 18013672ba7 |
13 | 99743aa582 |
14 | 4dd5870287 |
15 | 2a43b8e191 |
hex | 1809b4832f |
103242040111 has 32 divisors (see below), whose sum is σ = 129637905408. Its totient is φ = 80204705280.
The previous prime is 103242040081. The next prime is 103242040123. The reversal of 103242040111 is 111040242301.
It is a de Polignac number, because none of the positive numbers 2k-103242040111 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103243040111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221221 + ... + 505393.
It is an arithmetic number, because the mean of its divisors is an integer number (4051184544).
Almost surely, 2103242040111 is an apocalyptic number.
103242040111 is a deficient number, since it is larger than the sum of its proper divisors (26395865297).
103242040111 is a wasteful number, since it uses less digits than its factorization.
103242040111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284311.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 103242040111 its reverse (111040242301), we get a palindrome (214282282412).
The spelling of 103242040111 in words is "one hundred three billion, two hundred forty-two million, forty thousand, one hundred eleven".
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