Base | Representation |
---|---|
bin | 1011010010101111… |
… | …1100110110010111 |
3 | 21211021011002220100 |
4 | 2310223330312113 |
5 | 22202020422221 |
6 | 1220445505143 |
7 | 135056435043 |
oct | 26453746627 |
9 | 7737132810 |
10 | 3031420311 |
11 | 1316180a47 |
12 | 7072721b3 |
13 | 394065b3a |
14 | 20a865023 |
15 | 12b1ed926 |
hex | b4afcd97 |
3031420311 has 24 divisors (see below), whose sum is σ = 4459104000. Its totient is φ = 1984134672.
The previous prime is 3031420279. The next prime is 3031420333. The reversal of 3031420311 is 1130241303.
It is not a de Polignac number, because 3031420311 - 25 = 3031420279 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031420361) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115360 + ... + 139178.
It is an arithmetic number, because the mean of its divisors is an integer number (185796000).
Almost surely, 23031420311 is an apocalyptic number.
3031420311 is a deficient number, since it is larger than the sum of its proper divisors (1427683689).
3031420311 is a wasteful number, since it uses less digits than its factorization.
3031420311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24083 (or 24080 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 3031420311 is about 55058.3355269663. The cubic root of 3031420311 is about 1447.2671969377.
Adding to 3031420311 its reverse (1130241303), we get a palindrome (4161661614).
It can be divided in two parts, 30314 and 20311, that added together give a 4-th power (50625 = 154).
The spelling of 3031420311 in words is "three billion, thirty-one million, four hundred twenty thousand, three hundred eleven".
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