Base | Representation |
---|---|
bin | 101111100000101110… |
… | …1111101001010110100 |
3 | 100202100122122021022212 |
4 | 1133001131331022310 |
5 | 3132424201300340 |
6 | 114512203112552 |
7 | 10241254365533 |
oct | 1370135751264 |
9 | 322318567285 |
10 | 102030103220 |
11 | 3a2a8373761 |
12 | 17935812758 |
13 | 9810296a56 |
14 | 4d1c91431a |
15 | 29c2596a65 |
hex | 17c177d2b4 |
102030103220 has 48 divisors (see below), whose sum is σ = 218873491200. Its totient is φ = 39934303104.
The previous prime is 102030103213. The next prime is 102030103229. The reversal of 102030103220 is 22301030201.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 102030103195 and 102030103204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102030103229) 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, 5053706 + ... + 5073854.
It is an arithmetic number, because the mean of its divisors is an integer number (4559864400).
Almost surely, 2102030103220 is an apocalyptic number.
102030103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102030103220 is an abundant number, since it is smaller than the sum of its proper divisors (116843387980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102030103220 is a wasteful number, since it uses less digits than its factorization.
102030103220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25592 (or 25590 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 102030103220 its reverse (22301030201), we get a palindrome (124331133421).
The spelling of 102030103220 in words is "one hundred two billion, thirty million, one hundred three thousand, two hundred twenty".
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