Base | Representation |
---|---|
bin | 10100010101111010… |
… | …11111100011100101 |
3 | 1001012010101001110011 |
4 | 22022331133203211 |
5 | 134331323413222 |
6 | 5003413330221 |
7 | 534432415132 |
oct | 121275374345 |
9 | 31163331404 |
10 | 10921310437 |
11 | 46a48821a4 |
12 | 2149636971 |
13 | 105083588b |
14 | 758669589 |
15 | 43dbe8c77 |
hex | 28af5f8e5 |
10921310437 has 2 divisors, whose sum is σ = 10921310438. Its totient is φ = 10921310436.
The previous prime is 10921310401. The next prime is 10921310473. The reversal of 10921310437 is 73401312901.
Together with next prime (10921310473) it forms an Ormiston pair, because they use the same digits, order apart.
It is a balanced prime because it is at equal distance from previous prime (10921310401) and next prime (10921310473).
It can be written as a sum of positive squares in only one way, i.e., 9446673636 + 1474636801 = 97194^2 + 38401^2 .
It is a cyclic number.
It is not a de Polignac number, because 10921310437 - 215 = 10921277669 is a prime.
It is a super-2 number, since 2×109213104372 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10921310399 and 10921310408.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10925310437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5460655218 + 5460655219.
It is an arithmetic number, because the mean of its divisors is an integer number (5460655219).
Almost surely, 210921310437 is an apocalyptic number.
It is an amenable number.
10921310437 is a deficient number, since it is larger than the sum of its proper divisors (1).
10921310437 is an equidigital number, since it uses as much as digits as its factorization.
10921310437 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4536, while the sum is 31.
The spelling of 10921310437 in words is "ten billion, nine hundred twenty-one million, three hundred ten thousand, four hundred thirty-seven".
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