Base | Representation |
---|---|
bin | 1011110000111001001… |
… | …1010111110001011000 |
3 | 201022122221020121002102 |
4 | 2330032103113301120 |
5 | 11302401434001130 |
6 | 232502305422532 |
7 | 20413211512532 |
oct | 2741623276130 |
9 | 638587217072 |
10 | 202103422040 |
11 | 78791127323 |
12 | 3320403aa48 |
13 | 1609b0377c0 |
14 | 9ad35bc852 |
15 | 53cce65645 |
hex | 2f0e4d7c58 |
202103422040 has 32 divisors (see below), whose sum is σ = 489712139280. Its totient is φ = 74622801792.
The previous prime is 202103422039. The next prime is 202103422049. The reversal of 202103422040 is 40224301202.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202103422049) 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, 194329694 + ... + 194330733.
Almost surely, 2202103422040 is an apocalyptic number.
202103422040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202103422040 is an abundant number, since it is smaller than the sum of its proper divisors (287608717240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202103422040 is a wasteful number, since it uses less digits than its factorization.
202103422040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 388660451 (or 388660447 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 202103422040 its reverse (40224301202), we get a palindrome (242327723242).
The spelling of 202103422040 in words is "two hundred two billion, one hundred three million, four hundred twenty-two thousand, forty".
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