Base | Representation |
---|---|
bin | 11101101100010001011… |
… | …10101111010110111010 |
3 | 10121112022120112212112120 |
4 | 32312020232233112322 |
5 | 113203333002000010 |
6 | 2100401324222110 |
7 | 133464352100664 |
oct | 16661056572672 |
9 | 3545276485476 |
10 | 1020201203130 |
11 | 363734a8989a |
12 | 14587b39a936 |
13 | 7528755c285 |
14 | 37541345534 |
15 | 1b80eec7e70 |
hex | ed88baf5ba |
1020201203130 has 128 divisors (see below), whose sum is σ = 2632342634496. Its totient is φ = 252553593600.
The previous prime is 1020201203129. The next prime is 1020201203227. The reversal of 1020201203130 is 313021020201.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
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, 2234319 + ... + 2651901.
It is an arithmetic number, because the mean of its divisors is an integer number (20565176832).
Almost surely, 21020201203130 is an apocalyptic number.
1020201203130 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 1020201203130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316171317248).
1020201203130 is an abundant number, since it is smaller than the sum of its proper divisors (1612141431366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020201203130 is a wasteful number, since it uses less digits than its factorization.
1020201203130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417732.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 1020201203130 its reverse (313021020201), we get a palindrome (1333222223331).
The spelling of 1020201203130 in words is "one trillion, twenty billion, two hundred one million, two hundred three thousand, one hundred thirty".
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