Base | Representation |
---|---|
bin | 111111100000110… |
… | …0000111001001110 |
3 | 12111112001021011020 |
4 | 1333001200321032 |
5 | 13331030301220 |
6 | 551244535010 |
7 | 103545036120 |
oct | 17701407116 |
9 | 5445037136 |
10 | 2131103310 |
11 | 9a3a52506 |
12 | 4b5851466 |
13 | 27c68b09b |
14 | 163065210 |
15 | c715d040 |
hex | 7f060e4e |
2131103310 has 32 divisors (see below), whose sum is σ = 5845312512. Its totient is φ = 487109280.
The previous prime is 2131103287. The next prime is 2131103321. The reversal of 2131103310 is 133011312.
It is a super-2 number, since 2×21311033102 = 9083202635785912200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 2131103310.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5073846 + ... + 5074265.
It is an arithmetic number, because the mean of its divisors is an integer number (182666016).
Almost surely, 22131103310 is an apocalyptic number.
2131103310 is an abundant number, since it is smaller than the sum of its proper divisors (3714209202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2131103310 is a wasteful number, since it uses less digits than its factorization.
2131103310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10148128.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 2131103310 is about 46163.8745124367. The cubic root of 2131103310 is about 1286.8704681184.
Adding to 2131103310 its reverse (133011312), we get a palindrome (2264114622).
The spelling of 2131103310 in words is "two billion, one hundred thirty-one million, one hundred three thousand, three hundred ten".
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