Base | Representation |
---|---|
bin | 1011101010010011… |
… | …0100010001000101 |
3 | 22002011001022121022 |
4 | 2322210310101011 |
5 | 22402313312240 |
6 | 1234335200525 |
7 | 140366242502 |
oct | 27244642105 |
9 | 8064038538 |
10 | 3130213445 |
11 | 1366a18767 |
12 | 734376145 |
13 | 3ab676208 |
14 | 219a204a9 |
15 | 134c159b5 |
hex | ba934445 |
3130213445 has 32 divisors (see below), whose sum is σ = 3874590720. Its totient is φ = 2426898240.
The previous prime is 3130213439. The next prime is 3130213447. The reversal of 3130213445 is 5443120313.
It is not a de Polignac number, because 3130213445 - 26 = 3130213381 is a prime.
It is a super-2 number, since 2×31302134452 = 19596472422517536050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130213447) 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, 10064840 + ... + 10065150.
It is an arithmetic number, because the mean of its divisors is an integer number (121080960).
Almost surely, 23130213445 is an apocalyptic number.
It is an amenable number.
3130213445 is a deficient number, since it is larger than the sum of its proper divisors (744377275).
3130213445 is a wasteful number, since it uses less digits than its factorization.
3130213445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 3130213445 is about 55948.3104749375. The cubic root of 3130213445 is about 1462.8214417033.
Adding to 3130213445 its reverse (5443120313), we get a palindrome (8573333758).
The spelling of 3130213445 in words is "three billion, one hundred thirty million, two hundred thirteen thousand, four hundred forty-five".
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