Base | Representation |
---|---|
bin | 1001000001100000010… |
… | …00010111100000100000 |
3 | 1002122021120122021022222 |
4 | 10200300020113200200 |
5 | 20034433024120440 |
6 | 354233251250212 |
7 | 31254131151614 |
oct | 4406010274040 |
9 | 1078246567288 |
10 | 310045145120 |
11 | 10a542446527 |
12 | 501095a9968 |
13 | 23310c94769 |
14 | 11013297344 |
15 | 80e94d82b5 |
hex | 4830217820 |
310045145120 has 48 divisors (see below), whose sum is σ = 739593167040. Its totient is φ = 122813992704.
The previous prime is 310045145119. The next prime is 310045145149. The reversal of 310045145120 is 21541540013.
It is a super-2 number, since 2×3100451451202 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 310045145120.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9390230 + ... + 9423189.
It is an arithmetic number, because the mean of its divisors is an integer number (15408190980).
Almost surely, 2310045145120 is an apocalyptic number.
It is an amenable number.
310045145120 is an abundant number, since it is smaller than the sum of its proper divisors (429548021920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310045145120 is a wasteful number, since it uses less digits than its factorization.
310045145120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18813537 (or 18813529 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 310045145120 its reverse (21541540013), we get a palindrome (331586685133).
The spelling of 310045145120 in words is "three hundred ten billion, forty-five million, one hundred forty-five thousand, one hundred twenty".
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