Base | Representation |
---|---|
bin | 111101011101110… |
… | …000010000010100 |
3 | 2122212101220012010 |
4 | 331131300100110 |
5 | 4102442210004 |
6 | 250154224220 |
7 | 34361066106 |
oct | 7535602024 |
9 | 2585356163 |
10 | 1031210004 |
11 | 48a100380 |
12 | 249425070 |
13 | 135846b46 |
14 | 9ad53576 |
15 | 607e8a89 |
hex | 3d770414 |
1031210004 has 96 divisors (see below), whose sum is σ = 2844205056. Its totient is φ = 287239680.
The previous prime is 1031209997. The next prime is 1031210027. The reversal of 1031210004 is 4000121301.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91149 + ... + 101835.
It is an arithmetic number, because the mean of its divisors is an integer number (29627136).
Almost surely, 21031210004 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 1031210004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422102528).
1031210004 is an abundant number, since it is smaller than the sum of its proper divisors (1812995052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031210004 is a wasteful number, since it uses less digits than its factorization.
1031210004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10765 (or 10763 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 1031210004 is about 32112.4587037492. The cubic root of 1031210004 is about 1010.2969436989.
Adding to 1031210004 its reverse (4000121301), we get a palindrome (5031331305).
The spelling of 1031210004 in words is "one billion, thirty-one million, two hundred ten thousand, four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •