Base | Representation |
---|---|
bin | 11100001110110011… |
… | …101100100100011111 |
3 | 2220020120122022111020 |
4 | 130032303230210133 |
5 | 444040140011444 |
6 | 21531541055223 |
7 | 2122121661021 |
oct | 341663544437 |
9 | 86216568436 |
10 | 30313203999 |
11 | 11946016911 |
12 | 5a5b9b7513 |
13 | 2b21236c00 |
14 | 1677c98011 |
15 | bc6395119 |
hex | 70ecec91f |
30313203999 has 48 divisors (see below), whose sum is σ = 47471072544. Its totient is φ = 17128550400.
The previous prime is 30313203941. The next prime is 30313204043. The reversal of 30313203999 is 99930231303.
It is not a de Polignac number, because 30313203999 - 213 = 30313195807 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30313203999.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30313202999) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 310489 + ... + 396269.
It is an arithmetic number, because the mean of its divisors is an integer number (988980678).
Almost surely, 230313203999 is an apocalyptic number.
30313203999 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
30313203999 is a deficient number, since it is larger than the sum of its proper divisors (17157868545).
30313203999 is a wasteful number, since it uses less digits than its factorization.
30313203999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85868 (or 85855 counting only the distinct ones).
The product of its (nonzero) digits is 118098, while the sum is 42.
The spelling of 30313203999 in words is "thirty billion, three hundred thirteen million, two hundred three thousand, nine hundred ninety-nine".
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