Base | Representation |
---|---|
bin | 101000000001… |
… | …001110001001 |
3 | 201201222121201 |
4 | 220001032021 |
5 | 10141201021 |
6 | 1012504201 |
7 | 155112211 |
oct | 50011611 |
9 | 21658551 |
10 | 10490761 |
11 | 5a15956 |
12 | 361b061 |
13 | 2234068 |
14 | 1571241 |
15 | dc3591 |
hex | a01389 |
10490761 has 2 divisors, whose sum is σ = 10490762. Its totient is φ = 10490760.
The previous prime is 10490759. The next prime is 10490771. The reversal of 10490761 is 16709401.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8880400 + 1610361 = 2980^2 + 1269^2 .
It is an emirp because it is prime and its reverse (16709401) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10490761 - 21 = 10490759 is a prime.
It is a super-2 number, since 2×104907612 = 220112132718242, which contains 22 as substring.
Together with 10490759, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (10490771) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5245380 + 5245381.
It is an arithmetic number, because the mean of its divisors is an integer number (5245381).
Almost surely, 210490761 is an apocalyptic number.
10490761 is the 1449-th centered decagonal number.
It is an amenable number.
10490761 is a deficient number, since it is larger than the sum of its proper divisors (1).
10490761 is an equidigital number, since it uses as much as digits as its factorization.
10490761 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 10490761 is about 3238.9444268156. The cubic root of 10490761 is about 218.9117121518.
The spelling of 10490761 in words is "ten million, four hundred ninety thousand, seven hundred sixty-one".
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