Base | Representation |
---|---|
bin | 11101011111011010110… |
… | …01100111110000110100 |
3 | 10120212111122011011202100 |
4 | 32233231121213300310 |
5 | 113100214324344340 |
6 | 2053300444342100 |
7 | 133131344565234 |
oct | 16575531476064 |
9 | 3525448134670 |
10 | 1013300231220 |
11 | 360813622522 |
12 | 144474244930 |
13 | 74727919644 |
14 | 37088a05cc4 |
15 | 1b559220830 |
hex | ebed667c34 |
1013300231220 has 72 divisors (see below), whose sum is σ = 3080809105920. Its totient is φ = 269586429120.
The previous prime is 1013300231197. The next prime is 1013300231227. The reversal of 1013300231220 is 221320033101.
1013300231220 is a `hidden beast` number, since 1 + 0 + 1 + 330 + 0 + 2 + 312 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1013300231193 and 1013300231202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1013300231227) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6453100 + ... + 6608259.
It is an arithmetic number, because the mean of its divisors is an integer number (42789015360).
Almost surely, 21013300231220 is an apocalyptic number.
1013300231220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1013300231220 is an abundant number, since it is smaller than the sum of its proper divisors (2067508874700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1013300231220 is a wasteful number, since it uses less digits than its factorization.
1013300231220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13061805 (or 13061800 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1013300231220 its reverse (221320033101), we get a palindrome (1234620264321).
The spelling of 1013300231220 in words is "one trillion, thirteen billion, three hundred million, two hundred thirty-one thousand, two hundred twenty".
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