Base | Representation |
---|---|
bin | 10011000111110100… |
… | …010100011101010010 |
3 | 1221222221001101121101 |
4 | 103013310110131102 |
5 | 314022224003300 |
6 | 13233221215014 |
7 | 1324544151325 |
oct | 230764243522 |
9 | 57887041541 |
10 | 20532250450 |
11 | 8786a13728 |
12 | 3b9026146a |
13 | 1c22a4212a |
14 | dcac747bc |
15 | 802854b6a |
hex | 4c7d14752 |
20532250450 has 24 divisors (see below), whose sum is σ = 38226839040. Its totient is φ = 8204974800.
The previous prime is 20532250441. The next prime is 20532250483. The reversal of 20532250450 is 5405223502.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145666 + ... + 249565.
It is an arithmetic number, because the mean of its divisors is an integer number (1592784960).
Almost surely, 220532250450 is an apocalyptic number.
20532250450 is a deficient number, since it is larger than the sum of its proper divisors (17694588590).
20532250450 is a wasteful number, since it uses less digits than its factorization.
20532250450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 396282 (or 396277 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 28.
Adding to 20532250450 its reverse (5405223502), we get a palindrome (25937473952).
It can be divided in two parts, 2053 and 2250450, that added together give a triangular number (2252503 = T2122).
The spelling of 20532250450 in words is "twenty billion, five hundred thirty-two million, two hundred fifty thousand, four hundred fifty".
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