Base | Representation |
---|---|
bin | 100000011001101110010110… |
… | …011101001000010001001110 |
3 | 200200120100221111001122002211 |
4 | 200121232112131020101032 |
5 | 122134301214444214210 |
6 | 1223030001055141034 |
7 | 42005443540044364 |
oct | 4031562635102116 |
9 | 620510844048084 |
10 | 142505244132430 |
11 | 41452153232873 |
12 | 13b96579b1477a |
13 | 61692576bb17a |
14 | 272940d651634 |
15 | 1171d4d6c938a |
hex | 819b9674844e |
142505244132430 has 32 divisors (see below), whose sum is σ = 270010621389600. Its totient is φ = 54001850222592.
The previous prime is 142505244132421. The next prime is 142505244132439. The reversal of 142505244132430 is 34231442505241.
It is an interprime number because it is at equal distance from previous prime (142505244132421) and next prime (142505244132439).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142505244132439) 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, 105208926 + ... + 106554814.
It is an arithmetic number, because the mean of its divisors is an integer number (8437831918425).
Almost surely, 2142505244132430 is an apocalyptic number.
142505244132430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142505244132430 is a deficient number, since it is larger than the sum of its proper divisors (127505377257170).
142505244132430 is a wasteful number, since it uses less digits than its factorization.
142505244132430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1903188.
The product of its (nonzero) digits is 460800, while the sum is 40.
Adding to 142505244132430 its reverse (34231442505241), we get a palindrome (176736686637671).
The spelling of 142505244132430 in words is "one hundred forty-two trillion, five hundred five billion, two hundred forty-four million, one hundred thirty-two thousand, four hundred thirty".
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