Base | Representation |
---|---|
bin | 1001000001100000010… |
… | …00101110101011010100 |
3 | 1002122021120211002111210 |
4 | 10200300020232223110 |
5 | 20034433040140040 |
6 | 354233253301420 |
7 | 31254132025365 |
oct | 4406010565324 |
9 | 1078246732453 |
10 | 310045240020 |
11 | 10a54250085a |
12 | 50109634870 |
13 | 23310cc8a09 |
14 | 110132bdb6c |
15 | 80e9506480 |
hex | 483022ead4 |
310045240020 has 48 divisors (see below), whose sum is σ = 868151043648. Its totient is φ = 82676409600.
The previous prime is 310045240009. The next prime is 310045240039. The reversal of 310045240020 is 20042540013.
It is a super-2 number, since 2×3100452400202 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3729952 + ... + 3812168.
It is an arithmetic number, because the mean of its divisors is an integer number (18086480076).
Almost surely, 2310045240020 is an apocalyptic number.
310045240020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
310045240020 is an abundant number, since it is smaller than the sum of its proper divisors (558105803628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310045240020 is a wasteful number, since it uses less digits than its factorization.
310045240020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145080 (or 145078 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
Adding to 310045240020 its reverse (20042540013), we get a palindrome (330087780033).
The spelling of 310045240020 in words is "three hundred ten billion, forty-five million, two hundred forty thousand, twenty".
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