Base | Representation |
---|---|
bin | 100110110011100… |
… | …1000010001100110 |
3 | 10100202010200201022 |
4 | 1031213020101212 |
5 | 10131314300032 |
6 | 333112331142 |
7 | 44160460034 |
oct | 11547102146 |
9 | 3322120638 |
10 | 1302103142 |
11 | 6090043aa |
12 | 3040a3ab2 |
13 | 1799c3342 |
14 | c4d0b554 |
15 | 794a8512 |
hex | 4d9c8466 |
1302103142 has 4 divisors (see below), whose sum is σ = 1953154716. Its totient is φ = 651051570.
The previous prime is 1302103129. The next prime is 1302103183. The reversal of 1302103142 is 2413012031.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1302103142.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325525784 + ... + 325525787.
It is an arithmetic number, because the mean of its divisors is an integer number (488288679).
Almost surely, 21302103142 is an apocalyptic number.
1302103142 is a deficient number, since it is larger than the sum of its proper divisors (651051574).
1302103142 is an equidigital number, since it uses as much as digits as its factorization.
1302103142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 651051573.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1302103142 is about 36084.6663002445. Note that the first 3 decimals coincide. The cubic root of 1302103142 is about 1091.9811183208.
Adding to 1302103142 its reverse (2413012031), we get a palindrome (3715115173).
The spelling of 1302103142 in words is "one billion, three hundred two million, one hundred three thousand, one hundred forty-two".
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