Base | Representation |
---|---|
bin | 1100101111011001… |
… | …0100001011001101 |
3 | 22211100100200012211 |
4 | 3023312110023031 |
5 | 24001010411021 |
6 | 1323210430421 |
7 | 150515430100 |
oct | 31366241315 |
9 | 8740320184 |
10 | 3420013261 |
11 | 14a5565645 |
12 | 7b5432411 |
13 | 4267122b2 |
14 | 2462da737 |
15 | 1503ac3e1 |
hex | cbd942cd |
3420013261 has 6 divisors (see below), whose sum is σ = 3978382830. Its totient is φ = 2931439896.
The previous prime is 3420013249. The next prime is 3420013273. The reversal of 3420013261 is 1623100243.
It is an interprime number because it is at equal distance from previous prime (3420013249) and next prime (3420013273).
It can be written as a sum of positive squares in only one way, i.e., 3361796361 + 58216900 = 57981^2 + 7630^2 .
It is not a de Polignac number, because 3420013261 - 25 = 3420013229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3420013211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34898046 + ... + 34898143.
It is an arithmetic number, because the mean of its divisors is an integer number (663063805).
Almost surely, 23420013261 is an apocalyptic number.
It is an amenable number.
3420013261 is a deficient number, since it is larger than the sum of its proper divisors (558369569).
3420013261 is an equidigital number, since it uses as much as digits as its factorization.
3420013261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69796203 (or 69796196 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 3420013261 is about 58480.8794479016. The cubic root of 3420013261 is about 1506.6392019025.
The spelling of 3420013261 in words is "three billion, four hundred twenty million, thirteen thousand, two hundred sixty-one".
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