Base | Representation |
---|---|
bin | 111110101011001… |
… | …1000101100101011 |
3 | 12102120012111112220 |
4 | 1331112120230223 |
5 | 13301333122311 |
6 | 544403005123 |
7 | 103054243416 |
oct | 17526305453 |
9 | 5376174486 |
10 | 2103020331 |
11 | 98a111335 |
12 | 4a83697a3 |
13 | 276907839 |
14 | 15d434b7d |
15 | c4962206 |
hex | 7d598b2b |
2103020331 has 16 divisors (see below), whose sum is σ = 2824552320. Its totient is φ = 1391785920.
The previous prime is 2103020327. The next prime is 2103020371. The reversal of 2103020331 is 1330203012.
It is not a de Polignac number, because 2103020331 - 22 = 2103020327 is a prime.
It is a super-3 number, since 3×21030203313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 2103020331.
It is not an unprimeable number, because it can be changed into a prime (2103020371) 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, 254836 + ... + 262958.
It is an arithmetic number, because the mean of its divisors is an integer number (176534520).
Almost surely, 22103020331 is an apocalyptic number.
2103020331 is a deficient number, since it is larger than the sum of its proper divisors (721531989).
2103020331 is a wasteful number, since it uses less digits than its factorization.
2103020331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8746.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2103020331 is about 45858.6996217730. The cubic root of 2103020331 is about 1281.1928031068.
Adding to 2103020331 its reverse (1330203012), we get a palindrome (3433223343).
The spelling of 2103020331 in words is "two billion, one hundred three million, twenty thousand, three hundred thirty-one".
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