Base | Representation |
---|---|
bin | 101111111111011101… |
… | …1101111100101111001 |
3 | 100212000112001121200220 |
4 | 1133332323233211321 |
5 | 3142032144301410 |
6 | 115202401450253 |
7 | 10305645532560 |
oct | 1377673574571 |
9 | 325015047626 |
10 | 103061322105 |
11 | 3a78747a775 |
12 | 17b83040989 |
13 | 9945b14941 |
14 | 4db986abd7 |
15 | 2a32d93070 |
hex | 17feeef979 |
103061322105 has 32 divisors (see below), whose sum is σ = 188574643200. Its totient is φ = 47083833792.
The previous prime is 103061322101. The next prime is 103061322113. The reversal of 103061322105 is 501223160301.
It is not a de Polignac number, because 103061322105 - 22 = 103061322101 is a prime.
It is a super-2 number, since 2×1030613221052 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (103061322101) 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, 145015 + ... + 476604.
It is an arithmetic number, because the mean of its divisors is an integer number (5892957600).
Almost surely, 2103061322105 is an apocalyptic number.
103061322105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
103061322105 is a deficient number, since it is larger than the sum of its proper divisors (85513321095).
103061322105 is a wasteful number, since it uses less digits than its factorization.
103061322105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623213.
The product of its (nonzero) digits is 1080, while the sum is 24.
Adding to 103061322105 its reverse (501223160301), we get a palindrome (604284482406).
The spelling of 103061322105 in words is "one hundred three billion, sixty-one million, three hundred twenty-two thousand, one hundred five".
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