Base | Representation |
---|---|
bin | 11110000000011100101… |
… | …11101001011100011010 |
3 | 10122120021110220220111210 |
4 | 33000032113221130122 |
5 | 113343024001344010 |
6 | 2105352232203550 |
7 | 134326651602360 |
oct | 17001627513432 |
9 | 3576243826453 |
10 | 1031033231130 |
11 | 36829341a851 |
12 | 1479a2b395b6 |
13 | 762c27346b6 |
14 | 37c8bbad630 |
15 | 1bc45e37b20 |
hex | f00e5e971a |
1031033231130 has 128 divisors (see below), whose sum is σ = 2855250155520. Its totient is φ = 233393276160.
The previous prime is 1031033231117. The next prime is 1031033231141. The reversal of 1031033231130 is 311323301301.
1031033231130 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 1031033231097 and 1031033231106.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 145849236 + ... + 145856304.
It is an arithmetic number, because the mean of its divisors is an integer number (22306641840).
Almost surely, 21031033231130 is an apocalyptic number.
1031033231130 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 1031033231130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427625077760).
1031033231130 is an abundant number, since it is smaller than the sum of its proper divisors (1824216924390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031033231130 is a wasteful number, since it uses less digits than its factorization.
1031033231130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13684.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 1031033231130 its reverse (311323301301), we get a palindrome (1342356532431).
The spelling of 1031033231130 in words is "one trillion, thirty-one billion, thirty-three million, two hundred thirty-one thousand, one hundred thirty".
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