Base | Representation |
---|---|
bin | 11101001010111101000… |
… | …01001010001111111000 |
3 | 10112211010220222122200120 |
4 | 32211132201022033320 |
5 | 112410214130143000 |
6 | 2044242320533240 |
7 | 132262153020126 |
oct | 16453641121770 |
9 | 3484126878616 |
10 | 1002313131000 |
11 | 3570956a5505 |
12 | 142308781220 |
13 | 7369658a6cc |
14 | 36725732916 |
15 | 1b11487d6a0 |
hex | e95e84a3f8 |
1002313131000 has 64 divisors (see below), whose sum is σ = 3127216978080. Its totient is φ = 267283500800.
The previous prime is 1002313130993. The next prime is 1002313131007. The reversal of 1002313131000 is 1313132001.
It is an interprime number because it is at equal distance from previous prime (1002313130993) and next prime (1002313131007).
It is a super-2 number, since 2×10023131310002 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002313131007) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167049189 + ... + 167055188.
Almost surely, 21002313131000 is an apocalyptic number.
1002313131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1002313131000 is an abundant number, since it is smaller than the sum of its proper divisors (2124903847080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1002313131000 is a wasteful number, since it uses less digits than its factorization.
1002313131000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334104401 (or 334104387 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 1002313131000 its reverse (1313132001), we get a palindrome (1003626263001).
The spelling of 1002313131000 in words is "one trillion, two billion, three hundred thirteen million, one hundred thirty-one thousand".
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