Base | Representation |
---|---|
bin | 11101000110101001011… |
… | …01001010100010101000 |
3 | 10112121011210100100120100 |
4 | 32203110231022202220 |
5 | 112341000230201440 |
6 | 2043221044225400 |
7 | 132150646303662 |
oct | 16432455124250 |
9 | 3477153310510 |
10 | 1000001022120 |
11 | 356109563921 |
12 | 14198239b260 |
13 | 733b8565b49 |
14 | 36586631532 |
15 | 1b02b8b9230 |
hex | e8d4b4a8a8 |
1000001022120 has 96 divisors (see below), whose sum is σ = 3252967234920. Its totient is φ = 266423746560.
The previous prime is 1000001022109. The next prime is 1000001022151. The reversal of 1000001022120 is 212201000001.
It can be written as a sum of positive squares in 4 ways, for example, as 828649731204 + 171351290916 = 910302^2 + 413946^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 871161 + ... + 1661000.
Almost surely, 21000001022120 is an apocalyptic number.
1000001022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1000001022120 is an abundant number, since it is smaller than the sum of its proper divisors (2252966212800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000001022120 is a wasteful number, since it uses less digits than its factorization.
1000001022120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2533275 (or 2533268 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 1000001022120 its reverse (212201000001), we get a palindrome (1212202022121).
The spelling of 1000001022120 in words is "one trillion, one million, twenty-two thousand, one hundred twenty".
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