Base | Representation |
---|---|
bin | 1001000110111111001111… |
… | …01110110001110111001000 |
3 | 2121220222100011010122111220 |
4 | 10203133213232301313020 |
5 | 10111143120444113000 |
6 | 110334132252522040 |
7 | 4135133535132531 |
oct | 443374756616710 |
9 | 77828304118456 |
10 | 20031320301000 |
11 | 6423265104818 |
12 | 22b6254780320 |
13 | b23c3a071218 |
14 | 4d3741b8d688 |
15 | 24b0d98601a0 |
hex | 1237e7bb1dc8 |
20031320301000 has 64 divisors (see below), whose sum is σ = 62497719348480. Its totient is φ = 5341685412800.
The previous prime is 20031320300993. The next prime is 20031320301001. The reversal of 20031320301000 is 10302313002.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (20031320301001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3338550384 + ... + 3338556383.
It is an arithmetic number, because the mean of its divisors is an integer number (976526864820).
Almost surely, 220031320301000 is an apocalyptic number.
20031320301000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20031320301000 is an abundant number, since it is smaller than the sum of its proper divisors (42466399047480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20031320301000 is a wasteful number, since it uses less digits than its factorization.
20031320301000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6677106791 (or 6677106777 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 20031320301000 its reverse (10302313002), we get a palindrome (20041622614002).
The spelling of 20031320301000 in words is "twenty trillion, thirty-one billion, three hundred twenty million, three hundred one thousand".
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