Base | Representation |
---|---|
bin | 1001000011011011001… |
… | …00001111000100000100 |
3 | 1002201221102010001100120 |
4 | 10201231210033010010 |
5 | 20044040410020430 |
6 | 354523431141540 |
7 | 31321515121461 |
oct | 4415544170404 |
9 | 1081842101316 |
10 | 311075860740 |
11 | 10aa21239417 |
12 | 503568148b0 |
13 | 23446697568 |
14 | 110b011c668 |
15 | 8159c35610 |
hex | 486d90f104 |
311075860740 has 48 divisors (see below), whose sum is σ = 871084730880. Its totient is φ = 82946675200.
The previous prime is 311075860679. The next prime is 311075860757. The reversal of 311075860740 is 47068570113.
It is a super-2 number, since 2×3110758607402 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 311075860692 and 311075860701.
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, 535021 + ... + 953099.
It is an arithmetic number, because the mean of its divisors is an integer number (18147598560).
Almost surely, 2311075860740 is an apocalyptic number.
311075860740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
311075860740 is an abundant number, since it is smaller than the sum of its proper divisors (560008870140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311075860740 is a wasteful number, since it uses less digits than its factorization.
311075860740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430492 (or 430490 counting only the distinct ones).
The product of its (nonzero) digits is 141120, while the sum is 42.
The spelling of 311075860740 in words is "three hundred eleven billion, seventy-five million, eight hundred sixty thousand, seven hundred forty".
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