Base | Representation |
---|---|
bin | 10011000010100101000… |
… | …001101001101101010001 |
3 | 11122002022100022102202000 |
4 | 103002211001221231101 |
5 | 132414140303402401 |
6 | 2441031034544213 |
7 | 163350221466411 |
oct | 23024501515521 |
9 | 4562270272660 |
10 | 1308438731601 |
11 | 4649a660a141 |
12 | 191701598069 |
13 | 965014c0251 |
14 | 4748621a641 |
15 | 2407ebd5186 |
hex | 130a5069b51 |
1308438731601 has 32 divisors (see below), whose sum is σ = 1944120097920. Its totient is φ = 869732137152.
The previous prime is 1308438731507. The next prime is 1308438731623. The reversal of 1308438731601 is 1061378348031.
1308438731601 is a `hidden beast` number, since 1 + 3 + 0 + 8 + 4 + 3 + 8 + 7 + 31 + 601 = 666.
It is not a de Polignac number, because 1308438731601 - 211 = 1308438729553 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1308438731641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45778551 + ... + 45807123.
It is an arithmetic number, because the mean of its divisors is an integer number (60753753060).
Almost surely, 21308438731601 is an apocalyptic number.
It is an amenable number.
1308438731601 is a deficient number, since it is larger than the sum of its proper divisors (635681366319).
1308438731601 is a wasteful number, since it uses less digits than its factorization.
1308438731601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33502 (or 33496 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The spelling of 1308438731601 in words is "one trillion, three hundred eight billion, four hundred thirty-eight million, seven hundred thirty-one thousand, six hundred one".
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