Base | Representation |
---|---|
bin | 101111001000111001… |
… | …0100101000010001100 |
3 | 100200021220111010112112 |
4 | 1132101302211002030 |
5 | 3124304412444040 |
6 | 114300550323152 |
7 | 10212402346142 |
oct | 1362162450214 |
9 | 320256433475 |
10 | 101230203020 |
11 | 39a278a0911 |
12 | 177519594b8 |
13 | 971364a41b |
14 | 4c845b3592 |
15 | 297723e365 |
hex | 1791ca508c |
101230203020 has 24 divisors (see below), whose sum is σ = 219440957568. Its totient is φ = 39185884800.
The previous prime is 101230203007. The next prime is 101230203023. The reversal of 101230203020 is 20302032101.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 101230202986 and 101230203004.
It is not an unprimeable number, because it can be changed into a prime (101230203023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81636641 + ... + 81637880.
It is an arithmetic number, because the mean of its divisors is an integer number (9143373232).
Almost surely, 2101230203020 is an apocalyptic number.
101230203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101230203020 is an abundant number, since it is smaller than the sum of its proper divisors (118210754548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101230203020 is a wasteful number, since it uses less digits than its factorization.
101230203020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163274561 (or 163274559 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 101230203020 its reverse (20302032101), we get a palindrome (121532235121).
The spelling of 101230203020 in words is "one hundred one billion, two hundred thirty million, two hundred three thousand, twenty".
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