Base | Representation |
---|---|
bin | 11110111111111100010… |
… | …101111100001010110110 |
3 | 21112122112020221101021101 |
4 | 132333330111330022312 |
5 | 234400214024441210 |
6 | 4310341520040314 |
7 | 306622251551314 |
oct | 36777425741266 |
9 | 7478466841241 |
10 | 2130242421430 |
11 | 751481347802 |
12 | 2a4a31a6309a |
13 | 125b5b726c26 |
14 | 751662210b4 |
15 | 3a62c279a3a |
hex | 1effc57c2b6 |
2130242421430 has 32 divisors (see below), whose sum is σ = 3957943717728. Its totient is φ = 824968185600.
The previous prime is 2130242421421. The next prime is 2130242421431. The reversal of 2130242421430 is 341242420312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130242421431) 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, 19777257 + ... + 19884676.
It is an arithmetic number, because the mean of its divisors is an integer number (123685741179).
Almost surely, 22130242421430 is an apocalyptic number.
2130242421430 is a deficient number, since it is larger than the sum of its proper divisors (1827701296298).
2130242421430 is a wasteful number, since it uses less digits than its factorization.
2130242421430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39662112.
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 2130242421430 its reverse (341242420312), we get a palindrome (2471484841742).
The spelling of 2130242421430 in words is "two trillion, one hundred thirty billion, two hundred forty-two million, four hundred twenty-one thousand, four hundred thirty".
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