Base | Representation |
---|---|
bin | 11101101101110100100… |
… | …00000110010001100010 |
3 | 10121121110110220022120101 |
4 | 32312322100012101202 |
5 | 113212033200000310 |
6 | 2101020003533014 |
7 | 133524061032433 |
oct | 16667220062142 |
9 | 3547413808511 |
10 | 1021032031330 |
11 | 364020a66373 |
12 | 145a7168a16a |
13 | 7538a7170ac |
14 | 375bd81748a |
15 | 1b85cdde43a |
hex | edba406462 |
1021032031330 has 16 divisors (see below), whose sum is σ = 1840956921144. Its totient is φ = 407724087040.
The previous prime is 1021032031273. The next prime is 1021032031339. The reversal of 1021032031330 is 331302301201.
It can be written as a sum of positive squares in 4 ways, for example, as 1000122003721 + 20910027609 = 1000061^2 + 144603^2 .
It is a super-2 number, since 2×10210320313302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1021032031298 and 1021032031307.
It is not an unprimeable number, because it can be changed into a prime (1021032031339) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86084461 + ... + 86096320.
Almost surely, 21021032031330 is an apocalyptic number.
1021032031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1021032031330 is a deficient number, since it is larger than the sum of its proper divisors (819924889814).
1021032031330 is a wasteful number, since it uses less digits than its factorization.
1021032031330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172181381.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 1021032031330 its reverse (331302301201), we get a palindrome (1352334332531).
The spelling of 1021032031330 in words is "one trillion, twenty-one billion, thirty-two million, thirty-one thousand, three hundred thirty".
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