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512308201 = 3116526071
BaseRepresentation
bin11110100010010…
…011001111101001
31022200222221201211
4132202103033221
52022122330301
6122500313121
715460355626
oct3642231751
91280887654
10512308201
11243203809
121236a27a1
13821a4462
144c07b34d
152ee9a051
hex1e8933e9

512308201 has 4 divisors (see below), whose sum is σ = 528834304. Its totient is φ = 495782100.

The previous prime is 512308193. The next prime is 512308207. The reversal of 512308201 is 102803215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 512308201 - 23 = 512308193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (512308207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8263005 + ... + 8263066.

It is an arithmetic number, because the mean of its divisors is an integer number (132208576).

Almost surely, 2512308201 is an apocalyptic number.

It is an amenable number.

512308201 is a deficient number, since it is larger than the sum of its proper divisors (16526103).

512308201 is a wasteful number, since it uses less digits than its factorization.

512308201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16526102.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 512308201 is about 22634.2263176809. The cubic root of 512308201 is about 800.1604891561.

The spelling of 512308201 in words is "five hundred twelve million, three hundred eight thousand, two hundred one".

Divisors: 1 31 16526071 512308201