Base | Representation |
---|---|
bin | 11110000000110101101… |
… | …00100101011011000110 |
3 | 10122120211001000202022101 |
4 | 33000122310211123012 |
5 | 113343440442042210 |
6 | 2105425054022314 |
7 | 134335066406212 |
oct | 17003264453306 |
9 | 3576731022271 |
10 | 1031242143430 |
11 | 36839033a744 |
12 | 147a40aa799a |
13 | 76326abc445 |
14 | 37cab831942 |
15 | 1bc59452a3a |
hex | f01ad256c6 |
1031242143430 has 32 divisors (see below), whose sum is σ = 1862549440416. Its totient is φ = 411094481664.
The previous prime is 1031242143389. The next prime is 1031242143431. The reversal of 1031242143430 is 343412421301.
It is a happy number.
It is a super-2 number, since 2×10312421434302 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031242143431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13583637 + ... + 13659343.
It is an arithmetic number, because the mean of its divisors is an integer number (58204670013).
Almost surely, 21031242143430 is an apocalyptic number.
1031242143430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031242143430 is a deficient number, since it is larger than the sum of its proper divisors (831307296986).
1031242143430 is a wasteful number, since it uses less digits than its factorization.
1031242143430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80328.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 1031242143430 its reverse (343412421301), we get a palindrome (1374654564731).
The spelling of 1031242143430 in words is "one trillion, thirty-one billion, two hundred forty-two million, one hundred forty-three thousand, four hundred thirty".
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