Base | Representation |
---|---|
bin | 101000010001… |
… | …011001100111 |
3 | 201212100112011 |
4 | 220101121213 |
5 | 10200311111 |
6 | 1014135051 |
7 | 155506342 |
oct | 50213147 |
9 | 21770464 |
10 | 10557031 |
11 | 5a60721 |
12 | 3651487 |
13 | 2258284 |
14 | 158b459 |
15 | dd8021 |
hex | a11667 |
10557031 has 2 divisors, whose sum is σ = 10557032. Its totient is φ = 10557030.
The previous prime is 10556981. The next prime is 10557067. The reversal of 10557031 is 13075501.
It is a strong prime.
It is an emirp because it is prime and its reverse (13075501) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10557031 - 29 = 10556519 is a prime.
It is a super-2 number, since 2×105570312 = 222901807069922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10556993 and 10557011.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10557431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5278515 + 5278516.
It is an arithmetic number, because the mean of its divisors is an integer number (5278516).
Almost surely, 210557031 is an apocalyptic number.
10557031 is a deficient number, since it is larger than the sum of its proper divisors (1).
10557031 is an equidigital number, since it uses as much as digits as its factorization.
10557031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 525, while the sum is 22.
The square root of 10557031 is about 3249.1585064444. The cubic root of 10557031 is about 219.3716990707.
The spelling of 10557031 in words is "ten million, five hundred fifty-seven thousand, thirty-one".
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