Base | Representation |
---|---|
bin | 1000111100000110011… |
… | …01000000111100011001 |
3 | 1002100210101110000011000 |
4 | 10132003031000330121 |
5 | 20013012314430144 |
6 | 353033331455213 |
7 | 31122212055012 |
oct | 4360315007431 |
9 | 1070711400130 |
10 | 307143905049 |
11 | 1092937aa963 |
12 | 4b639a57509 |
13 | 22c6abab467 |
14 | 10c19c3c009 |
15 | 7ec9951769 |
hex | 4783340f19 |
307143905049 has 32 divisors (see below), whose sum is σ = 457657136640. Its totient is φ = 203580953856.
The previous prime is 307143905039. The next prime is 307143905069. The reversal of 307143905049 is 940509341703.
307143905049 is a `hidden beast` number, since 30 + 71 + 43 + 9 + 0 + 504 + 9 = 666.
It is not a de Polignac number, because 307143905049 - 25 = 307143905017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 307143904995 and 307143905013.
It is not an unprimeable number, because it can be changed into a prime (307143905039) 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, 7889937 + ... + 7928769.
It is an arithmetic number, because the mean of its divisors is an integer number (14301785520).
Almost surely, 2307143905049 is an apocalyptic number.
It is an amenable number.
307143905049 is a deficient number, since it is larger than the sum of its proper divisors (150513231591).
307143905049 is a wasteful number, since it uses less digits than its factorization.
307143905049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40526 (or 40520 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 45.
The spelling of 307143905049 in words is "three hundred seven billion, one hundred forty-three million, nine hundred five thousand, forty-nine".
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