Base | Representation |
---|---|
bin | 111110101100001… |
… | …0111001101001011 |
3 | 12102121011211100121 |
4 | 1331120113031023 |
5 | 13302001213012 |
6 | 544422044111 |
7 | 103061532220 |
oct | 17530271513 |
9 | 5377154317 |
10 | 2103538507 |
11 | 98a435684 |
12 | 4a8579637 |
13 | 276a59655 |
14 | 15d52b947 |
15 | c4a15a07 |
hex | 7d61734b |
2103538507 has 16 divisors (see below), whose sum is σ = 2531865600. Its totient is φ = 1707264000.
The previous prime is 2103538487. The next prime is 2103538517. The reversal of 2103538507 is 7058353012.
It is not a de Polignac number, because 2103538507 - 211 = 2103536459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2103538517) 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, 440382 + ... + 445132.
It is an arithmetic number, because the mean of its divisors is an integer number (158241600).
Almost surely, 22103538507 is an apocalyptic number.
2103538507 is a deficient number, since it is larger than the sum of its proper divisors (428327093).
2103538507 is a wasteful number, since it uses less digits than its factorization.
2103538507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8106.
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 2103538507 is about 45864.3489760838. The cubic root of 2103538507 is about 1281.2980214339.
The spelling of 2103538507 in words is "two billion, one hundred three million, five hundred thirty-eight thousand, five hundred seven".
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