Base | Representation |
---|---|
bin | 1001000011101010000… |
… | …01111111110011111100 |
3 | 1002202021010210000120111 |
4 | 10201311001333303330 |
5 | 20044314440244400 |
6 | 354544103355404 |
7 | 31324565505526 |
oct | 4416501776374 |
9 | 1082233700514 |
10 | 311201103100 |
11 | 10aa85a008a8 |
12 | 50390752b64 |
13 | 23466608674 |
14 | 110c2a00a16 |
15 | 8165c243ba |
hex | 487507fcfc |
311201103100 has 36 divisors (see below), whose sum is σ = 676245780000. Its totient is φ = 124307282560.
The previous prime is 311201103071. The next prime is 311201103121. The reversal of 311201103100 is 1301102113.
It is a super-2 number, since 2×3112011031002 (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 11 ways as a sum of consecutive naturals, for example, 2092225 + ... + 2236024.
It is an arithmetic number, because the mean of its divisors is an integer number (18784605000).
Almost surely, 2311201103100 is an apocalyptic number.
It is an amenable number.
311201103100 is an abundant number, since it is smaller than the sum of its proper divisors (365044676900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311201103100 is a wasteful number, since it uses less digits than its factorization.
311201103100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4328982 (or 4328975 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 311201103100 its reverse (1301102113), we get a palindrome (312502205213).
The spelling of 311201103100 in words is "three hundred eleven billion, two hundred one million, one hundred three thousand, one hundred".
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