Base | Representation |
---|---|
bin | 1011100011000111… |
… | …1101000101101100 |
3 | 22000001101112212101 |
4 | 2320301331011230 |
5 | 22322111244040 |
6 | 1231341544444 |
7 | 136552304140 |
oct | 27061750554 |
9 | 8001345771 |
10 | 3100103020 |
11 | 1350a22313 |
12 | 726275124 |
13 | 3a5362bb1 |
14 | 215a23220 |
15 | 13226909a |
hex | b8c7d16c |
3100103020 has 96 divisors (see below), whose sum is σ = 7570096128. Its totient is φ = 1044513792.
The previous prime is 3100102991. The next prime is 3100103057. The reversal of 3100103020 is 203010013.
It is a super-2 number, since 2×31001030202 = 19221277469226240800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 3100102988 and 3100103006.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2008369 + ... + 2009911.
It is an arithmetic number, because the mean of its divisors is an integer number (78855168).
Almost surely, 23100103020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3100103020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3785048064).
3100103020 is an abundant number, since it is smaller than the sum of its proper divisors (4469993108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3100103020 is a wasteful number, since it uses less digits than its factorization.
3100103020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1799 (or 1797 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 3100103020 is about 55678.5687675249. The cubic root of 3100103020 is about 1458.1158876300.
Adding to 3100103020 its reverse (203010013), we get a palindrome (3303113033).
The spelling of 3100103020 in words is "three billion, one hundred million, one hundred three thousand, twenty".
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