Base | Representation |
---|---|
bin | 110110010011010… |
… | …0000000011111001 |
3 | 11200222110211012011 |
4 | 1230212200003321 |
5 | 12212420011441 |
6 | 500444245521 |
7 | 63103006000 |
oct | 15446400371 |
9 | 4628424164 |
10 | 1822032121 |
11 | 855542778 |
12 | 42a2408a1 |
13 | 230635420 |
14 | 133dadc37 |
15 | a9e5b581 |
hex | 6c9a00f9 |
1822032121 has 32 divisors (see below), whose sum is σ = 2296224000. Its totient is φ = 1436601600.
The previous prime is 1822032109. The next prime is 1822032209. The reversal of 1822032121 is 1212302281.
It is not a de Polignac number, because 1822032121 - 217 = 1821901049 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1822032092 and 1822032101.
It is not an unprimeable number, because it can be changed into a prime (1822030121) 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, 1787550 + ... + 1788568.
It is an arithmetic number, because the mean of its divisors is an integer number (71757000).
Almost surely, 21822032121 is an apocalyptic number.
It is an amenable number.
1822032121 is a deficient number, since it is larger than the sum of its proper divisors (474191879).
1822032121 is a wasteful number, since it uses less digits than its factorization.
1822032121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454 (or 1440 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 1822032121 is about 42685.2681964164. The cubic root of 1822032121 is about 1221.3833902087.
The spelling of 1822032121 in words is "one billion, eight hundred twenty-two million, thirty-two thousand, one hundred twenty-one".
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