Base | Representation |
---|---|
bin | 11101001000100011000… |
… | …11111101101000000100 |
3 | 10112200210221112102111100 |
4 | 32210101203331220010 |
5 | 112400043114120400 |
6 | 2043510235540100 |
7 | 132215154531324 |
oct | 16442143755004 |
9 | 3480727472440 |
10 | 1001022020100 |
11 | 356592919803 |
12 | 1420082ba630 |
13 | 7351bc4576b |
14 | 36642087284 |
15 | 1b08b347100 |
hex | e9118fda04 |
1001022020100 has 54 divisors (see below), whose sum is σ = 3137647912490. Its totient is φ = 266939205120.
The previous prime is 1001022020093. The next prime is 1001022020129. The reversal of 1001022020100 is 10202201001.
It can be written as a sum of positive squares in 3 ways, for example, as 9388447236 + 991633572864 = 96894^2 + 995808^2 .
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 17 ways as a sum of consecutive naturals, for example, 556122445 + ... + 556124244.
Almost surely, 21001022020100 is an apocalyptic number.
1001022020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1001022020100 is an abundant number, since it is smaller than the sum of its proper divisors (2136625892390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1001022020100 is a wasteful number, since it uses less digits than its factorization.
1001022020100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1112246709 (or 1112246699 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 1001022020100 its reverse (10202201001), we get a palindrome (1011224221101).
The spelling of 1001022020100 in words is "one trillion, one billion, twenty-two million, twenty thousand, one hundred".
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