Base | Representation |
---|---|
bin | 10111011100110000010100… |
… | …101101101001001011001000 |
3 | 111112011020101211112200022122 |
4 | 113130300110231221023020 |
5 | 102004144444132033000 |
6 | 1003201435125510412 |
7 | 30502655565660110 |
oct | 2734602455511310 |
9 | 445136354480278 |
10 | 103131102221000 |
11 | 2a951722643a27 |
12 | b6975b9572408 |
13 | 45712b4cc8239 |
14 | 1b67801730040 |
15 | bdca239eb085 |
hex | 5dcc14b692c8 |
103131102221000 has 128 divisors (see below), whose sum is σ = 277973705318400. Its totient is φ = 35080815571200.
The previous prime is 103131102220933. The next prime is 103131102221003. The reversal of 103131102221000 is 122201131301.
It is a super-2 number, since 2×1031311022210002 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 103131102221000.
It is not an unprimeable number, because it can be changed into a prime (103131102221003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57114995 + ... + 58892994.
It is an arithmetic number, because the mean of its divisors is an integer number (2171669572800).
Almost surely, 2103131102221000 is an apocalyptic number.
103131102221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103131102221000 is an abundant number, since it is smaller than the sum of its proper divisors (174842603097400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103131102221000 is a wasteful number, since it uses less digits than its factorization.
103131102221000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116008144 (or 116008130 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 103131102221000 its reverse (122201131301), we get a palindrome (103253303352301).
The spelling of 103131102221000 in words is "one hundred three trillion, one hundred thirty-one billion, one hundred two million, two hundred twenty-one thousand".
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