Base | Representation |
---|---|
bin | 10010110110100100… |
… | …101000110101001101 |
3 | 1221020202122020100021 |
4 | 102312210220311031 |
5 | 312424142130200 |
6 | 13144404102141 |
7 | 1314432016444 |
oct | 226644506515 |
9 | 57222566307 |
10 | 20242926925 |
11 | 8648671681 |
12 | 3b0b394951 |
13 | 1ba7b11a90 |
14 | da067dd5b |
15 | 7d725441a |
hex | 4b6928d4d |
20242926925 has 24 divisors (see below), whose sum is σ = 27691430760. Its totient is φ = 14584012800.
The previous prime is 20242926923. The next prime is 20242926941. The reversal of 20242926925 is 52962924202.
It can be written as a sum of positive squares in 12 ways, for example, as 19622966724 + 619960201 = 140082^2 + 24899^2 .
It is not a de Polignac number, because 20242926925 - 21 = 20242926923 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20242926923) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 746260 + ... + 772909.
It is an arithmetic number, because the mean of its divisors is an integer number (1153809615).
Almost surely, 220242926925 is an apocalyptic number.
20242926925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20242926925 is a deficient number, since it is larger than the sum of its proper divisors (7448503835).
20242926925 is a wasteful number, since it uses less digits than its factorization.
20242926925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1519233 (or 1519228 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 43.
The spelling of 20242926925 in words is "twenty billion, two hundred forty-two million, nine hundred twenty-six thousand, nine hundred twenty-five".
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