Base | Representation |
---|---|
bin | 100110010001… |
… | …000011001110 |
3 | 200212122101000 |
4 | 212101003032 |
5 | 10032000220 |
6 | 555001130 |
7 | 151156542 |
oct | 46210316 |
9 | 20778330 |
10 | 10031310 |
11 | 5731743 |
12 | 34391a6 |
13 | 2102bb3 |
14 | 1491a22 |
15 | d32390 |
hex | 9910ce |
10031310 has 64 divisors (see below), whose sum is σ = 27293760. Its totient is φ = 2620800.
The previous prime is 10031299. The next prime is 10031317. The reversal of 10031310 is 1313001.
It is a super-2 number, since 2×100313102 = 201254360632200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 10031292 and 10031301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10031317) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13960 + ... + 14660.
It is an arithmetic number, because the mean of its divisors is an integer number (426465).
Almost surely, 210031310 is an apocalyptic number.
10031310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10031310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13646880).
10031310 is an abundant number, since it is smaller than the sum of its proper divisors (17262450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10031310 is a wasteful number, since it uses less digits than its factorization.
10031310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 770 (or 764 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 9.
The square root of 10031310 is about 3167.2243368603. The cubic root of 10031310 is about 215.6680859080.
Adding to 10031310 its reverse (1313001), we get a palindrome (11344311).
The spelling of 10031310 in words is "ten million, thirty-one thousand, three hundred ten".
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