Base | Representation |
---|---|
bin | 1011010010101001… |
… | …1011010111011111 |
3 | 21211020101211011220 |
4 | 2310222123113133 |
5 | 22201420133043 |
6 | 1220433144423 |
7 | 135053152662 |
oct | 26452332737 |
9 | 7736354156 |
10 | 3031021023 |
11 | 1315a28a58 |
12 | 7070bb113 |
13 | 393c56184 |
14 | 20a79d6d9 |
15 | 12b170483 |
hex | b4a9b5df |
3031021023 has 32 divisors (see below), whose sum is σ = 4250628096. Its totient is φ = 1919217888.
The previous prime is 3031020997. The next prime is 3031021033. The reversal of 3031021023 is 3201201303.
It is not a de Polignac number, because 3031021023 - 25 = 3031020991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3031020993 and 3031021011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3031021033) 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, 986736 + ... + 989802.
It is an arithmetic number, because the mean of its divisors is an integer number (132832128).
Almost surely, 23031021023 is an apocalyptic number.
3031021023 is a deficient number, since it is larger than the sum of its proper divisors (1219607073).
3031021023 is a wasteful number, since it uses less digits than its factorization.
3031021023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3323.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 3031021023 is about 55054.7093625968. The cubic root of 3031021023 is about 1447.2036511694.
Adding to 3031021023 its reverse (3201201303), we get a palindrome (6232222326).
The spelling of 3031021023 in words is "three billion, thirty-one million, twenty-one thousand, twenty-three".
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