Base | Representation |
---|---|
bin | 11100111101101101… |
… | …000101111111111100 |
3 | 2222021102010210212001 |
4 | 130331231011333330 |
5 | 1002143100033200 |
6 | 22142004552044 |
7 | 2150454441433 |
oct | 347555057774 |
9 | 88242123761 |
10 | 31100002300 |
11 | 1220a160044 |
12 | 603b3b2624 |
13 | 2c18246b33 |
14 | 171058811a |
15 | c204b076a |
hex | 73db45ffc |
31100002300 has 36 divisors (see below), whose sum is σ = 71456832720. Its totient is φ = 11708235520.
The previous prime is 31100002279. The next prime is 31100002301. The reversal of 31100002300 is 320000113.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31100002301) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9145360 + ... + 9148759.
It is an arithmetic number, because the mean of its divisors is an integer number (1984912020).
Almost surely, 231100002300 is an apocalyptic number.
It is an amenable number.
31100002300 is an abundant number, since it is smaller than the sum of its proper divisors (40356830420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31100002300 is a wasteful number, since it uses less digits than its factorization.
31100002300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18294150 (or 18294143 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 31100002300 its reverse (320000113), we get a palindrome (31420002413).
The spelling of 31100002300 in words is "thirty-one billion, one hundred million, two thousand, three hundred".
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