Base | Representation |
---|---|
bin | 100110100010… |
… | …100111110000 |
3 | 201000022002120 |
4 | 212202213300 |
5 | 10041301110 |
6 | 1000314240 |
7 | 151606425 |
oct | 46424760 |
9 | 21008076 |
10 | 10103280 |
11 | 5780820 |
12 | 3472980 |
13 | 2129895 |
14 | 14add4c |
15 | d48870 |
hex | 9a29f0 |
10103280 has 160 divisors (see below), whose sum is σ = 35354880. Its totient is φ = 2365440.
The previous prime is 10103267. The next prime is 10103293. The reversal of 10103280 is 8230101.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (10103267) and next prime (10103293).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113476 + ... + 113564.
It is an arithmetic number, because the mean of its divisors is an integer number (220968).
Almost surely, 210103280 is an apocalyptic number.
10103280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10103280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17677440).
10103280 is an abundant number, since it is smaller than the sum of its proper divisors (25251600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10103280 is a wasteful number, since it uses less digits than its factorization.
10103280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159 (or 153 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 10103280 is about 3178.5657142806. The cubic root of 10103280 is about 216.1826301773.
Adding to 10103280 its reverse (8230101), we get a palindrome (18333381).
The spelling of 10103280 in words is "ten million, one hundred three thousand, two hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.127 sec. • engine limits •