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3100003201 = 10130693101
BaseRepresentation
bin1011100011000110…
…0100101110000001
322000001012110221101
42320301210232001
522322100100301
61231335454401
7136551410131
oct27061445601
98001173841
103100003201
111350964319
12726227401
133a5329629
142159d8ac1
15132249701
hexb8c64b81

3100003201 has 4 divisors (see below), whose sum is σ = 3130696404. Its totient is φ = 3069310000.

The previous prime is 3100003199. The next prime is 3100003237. The reversal of 3100003201 is 1023000013.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2056713201 + 1043290000 = 45351^2 + 32300^2 .

It is a cyclic number.

It is not a de Polignac number, because 3100003201 - 21 = 3100003199 is a prime.

It is a super-2 number, since 2×31000032012 = 19220039692420492802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3100007201) 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, 15346450 + ... + 15346651.

It is an arithmetic number, because the mean of its divisors is an integer number (782674101).

Almost surely, 23100003201 is an apocalyptic number.

It is an amenable number.

3100003201 is a deficient number, since it is larger than the sum of its proper divisors (30693203).

3100003201 is a wasteful number, since it uses less digits than its factorization.

3100003201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30693202.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 3100003201 is about 55677.6723741214. The cubic root of 3100003201 is about 1458.1002376951.

Adding to 3100003201 its reverse (1023000013), we get a palindrome (4123003214).

The spelling of 3100003201 in words is "three billion, one hundred million, three thousand, two hundred one".

Divisors: 1 101 30693101 3100003201