Base | Representation |
---|---|
bin | 10010100010110… |
… | …010000001110100 |
3 | 210200101220112102 |
4 | 102202302001310 |
5 | 1114120421300 |
6 | 50512041232 |
7 | 10465241351 |
oct | 2242620164 |
9 | 720356472 |
10 | 311107700 |
11 | 14a680902 |
12 | 88233218 |
13 | 4c5b98c7 |
14 | 2d465628 |
15 | 1c4a50d5 |
hex | 128b2074 |
311107700 has 18 divisors (see below), whose sum is σ = 675103926. Its totient is φ = 124443040.
The previous prime is 311107681. The next prime is 311107717. The reversal of 311107700 is 7701113.
311107700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 23872996 + 287234704 = 4886^2 + 16948^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
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 5 ways as a sum of consecutive naturals, for example, 1555439 + ... + 1555638.
Almost surely, 2311107700 is an apocalyptic number.
It is an amenable number.
311107700 is an abundant number, since it is smaller than the sum of its proper divisors (363996226).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311107700 is a wasteful number, since it uses less digits than its factorization.
311107700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3111091 (or 3111084 counting only the distinct ones).
The product of its (nonzero) digits is 147, while the sum is 20.
The square root of 311107700 is about 17638.2453775879. The cubic root of 311107700 is about 677.5950947431.
Adding to 311107700 its reverse (7701113), we get a palindrome (318808813).
The spelling of 311107700 in words is "three hundred eleven million, one hundred seven thousand, seven hundred".
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