Base | Representation |
---|---|
bin | 100110110100011… |
… | …0011100001011001 |
3 | 10100202222000022001 |
4 | 1031220303201121 |
5 | 10131422324200 |
6 | 333130001001 |
7 | 44164266532 |
oct | 11550634131 |
9 | 3322860261 |
10 | 1302542425 |
11 | 609284448 |
12 | 304276161 |
13 | 179b18282 |
14 | c4dc3689 |
15 | 7954376a |
hex | 4da33859 |
1302542425 has 12 divisors (see below), whose sum is σ = 1619002156. Its totient is φ = 1039550400.
The previous prime is 1302542419. The next prime is 1302542477. The reversal of 1302542425 is 5242452031.
It can be written as a sum of positive squares in 6 ways, for example, as 177342489 + 1125199936 = 13317^2 + 33544^2 .
It is not a de Polignac number, because 1302542425 - 217 = 1302411353 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1302542393 and 1302542402.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51354 + ... + 72403.
Almost surely, 21302542425 is an apocalyptic number.
It is an amenable number.
1302542425 is a deficient number, since it is larger than the sum of its proper divisors (316459731).
1302542425 is a wasteful number, since it uses less digits than its factorization.
1302542425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124188 (or 124183 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 1302542425 is about 36090.7526244605. The cubic root of 1302542425 is about 1092.1039029639.
Adding to 1302542425 its reverse (5242452031), we get a palindrome (6544994456).
The spelling of 1302542425 in words is "one billion, three hundred two million, five hundred forty-two thousand, four hundred twenty-five".
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