Base | Representation |
---|---|
bin | 101000110111… |
… | …011011101101 |
3 | 202011021012212 |
4 | 220313123231 |
5 | 10220302223 |
6 | 1021340205 |
7 | 160025456 |
oct | 50673355 |
9 | 22137185 |
10 | 10712813 |
11 | 6057771 |
12 | 3707665 |
13 | 22b1157 |
14 | 15cc12d |
15 | e19278 |
hex | a376ed |
10712813 has 2 divisors, whose sum is σ = 10712814. Its totient is φ = 10712812.
The previous prime is 10712809. The next prime is 10712833. The reversal of 10712813 is 31821701.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7279204 + 3433609 = 2698^2 + 1853^2 .
It is an emirp because it is prime and its reverse (31821701) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10712813 - 22 = 10712809 is a prime.
It is a super-2 number, since 2×107128132 = 229528724745938, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10712833) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5356406 + 5356407.
It is an arithmetic number, because the mean of its divisors is an integer number (5356407).
Almost surely, 210712813 is an apocalyptic number.
It is an amenable number.
10712813 is a deficient number, since it is larger than the sum of its proper divisors (1).
10712813 is an equidigital number, since it uses as much as digits as its factorization.
10712813 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 336, while the sum is 23.
The square root of 10712813 is about 3273.0433849859. The cubic root of 10712813 is about 220.4454679071.
The spelling of 10712813 in words is "ten million, seven hundred twelve thousand, eight hundred thirteen".
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