Base | Representation |
---|---|
bin | 1100101100110000… |
… | …0000000101100011 |
3 | 22210120111010101210 |
4 | 3023030000011203 |
5 | 23440140432211 |
6 | 1322133001203 |
7 | 150322230663 |
oct | 31314000543 |
9 | 8716433353 |
10 | 3408920931 |
11 | 149a279829 |
12 | 7b1783203 |
13 | 42432a4a0 |
14 | 244a501a3 |
15 | 14e41a9a6 |
hex | cb300163 |
3408920931 has 32 divisors (see below), whose sum is σ = 4980623872. Its totient is φ = 2061262080.
The previous prime is 3408920917. The next prime is 3408920947. The reversal of 3408920931 is 1390298043.
It is not a de Polignac number, because 3408920931 - 27 = 3408920803 is a prime.
It is a super-2 number, since 2×34089209312 = 23241483827619813522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3408920931.
It is not an unprimeable number, because it can be changed into a prime (3408920981) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 803586 + ... + 807816.
It is an arithmetic number, because the mean of its divisors is an integer number (155644496).
Almost surely, 23408920931 is an apocalyptic number.
3408920931 is a deficient number, since it is larger than the sum of its proper divisors (1571702941).
3408920931 is a wasteful number, since it uses less digits than its factorization.
3408920931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4603.
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 3408920931 is about 58385.9651885622. The cubic root of 3408920931 is about 1505.0085805775.
The spelling of 3408920931 in words is "three billion, four hundred eight million, nine hundred twenty thousand, nine hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •