Base | Representation |
---|---|
bin | 1001000111001111011101… |
… | …0000011011001010111100 |
3 | 1022110220101212100210202011 |
4 | 2101303313100123022330 |
5 | 2303131441033342340 |
6 | 33151044023541004 |
7 | 2052631144551250 |
oct | 221636720331274 |
9 | 38426355323664 |
10 | 10020012012220 |
11 | 3213510617aa1 |
12 | 1159b418ba764 |
13 | 578b6317a882 |
14 | 268d84c60260 |
15 | 12599bc830ea |
hex | 91cf741b2bc |
10020012012220 has 96 divisors (see below), whose sum is σ = 24110658569088. Its totient is φ = 3426490294272.
The previous prime is 10020012012169. The next prime is 10020012012271. The reversal of 10020012012220 is 2221021002001.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (10020012012169) and next prime (10020012012271).
It is a self number, because there is not a number n which added to its sum of digits gives 10020012012220.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222877264 + ... + 222922216.
It is an arithmetic number, because the mean of its divisors is an integer number (251152693428).
Almost surely, 210020012012220 is an apocalyptic number.
10020012012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10020012012220 is an abundant number, since it is smaller than the sum of its proper divisors (14090646556868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10020012012220 is a wasteful number, since it uses less digits than its factorization.
10020012012220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49079 (or 49077 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 10020012012220 its reverse (2221021002001), we get a palindrome (12241033014221).
The spelling of 10020012012220 in words is "ten trillion, twenty billion, twelve million, twelve thousand, two hundred twenty".
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