Base | Representation |
---|---|
bin | 1111000000000100000… |
… | …10011101100010000001 |
3 | 1211021102012222220112122 |
4 | 13200002002131202001 |
5 | 31421100122301301 |
6 | 1032441351334025 |
7 | 52144562023412 |
oct | 7400202354201 |
9 | 1737365886478 |
10 | 515430275201 |
11 | 189657a53656 |
12 | 83a88681315 |
13 | 397b2b7872a |
14 | 1ad3864d809 |
15 | d61a5db81b |
hex | 780209d881 |
515430275201 has 12 divisors (see below), whose sum is σ = 563922447876. Its totient is φ = 469462095360.
The previous prime is 515430275183. The next prime is 515430275209. The reversal of 515430275201 is 102572034515.
It can be written as a sum of positive squares in 2 ways, for example, as 225814089601 + 289616185600 = 475199^2 + 538160^2 .
It is not a de Polignac number, because 515430275201 - 218 = 515430013057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (515430275209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15758600 + ... + 15791273.
It is an arithmetic number, because the mean of its divisors is an integer number (46993537323).
Almost surely, 2515430275201 is an apocalyptic number.
It is an amenable number.
515430275201 is a deficient number, since it is larger than the sum of its proper divisors (48492172675).
515430275201 is a wasteful number, since it uses less digits than its factorization.
515430275201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31549952 (or 31549921 counting only the distinct ones).
The product of its (nonzero) digits is 42000, while the sum is 35.
The spelling of 515430275201 in words is "five hundred fifteen billion, four hundred thirty million, two hundred seventy-five thousand, two hundred one".
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