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2310000201 = 3428518521
BaseRepresentation
bin1000100110101111…
…1100111001001001
312221222200011120000
42021223330321021
514212330001301
61021115153213
7111146451315
oct21153747111
95858604500
102310000201
11a85a31383
12545745809
132aa766b32
1417cb12b45
15d7be9786
hex89afce49

2310000201 has 10 divisors (see below), whose sum is σ = 3450741162. Its totient is φ = 1540000080.

The previous prime is 2310000181. The next prime is 2310000223. The reversal of 2310000201 is 1020000132.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1658525625 + 651474576 = 40725^2 + 25524^2 .

It is not a de Polignac number, because 2310000201 - 226 = 2242891337 is a prime.

It is a super-2 number, since 2×23100002012 = 10672201857240080802, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (2310000281) 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 9 ways as a sum of consecutive naturals, for example, 14259180 + ... + 14259341.

Almost surely, 22310000201 is an apocalyptic number.

It is an amenable number.

2310000201 is a deficient number, since it is larger than the sum of its proper divisors (1140740961).

2310000201 is an equidigital number, since it uses as much as digits as its factorization.

2310000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28518533 (or 28518524 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2310000201 is about 48062.4614538207. The cubic root of 2310000201 is about 1321.9164466256.

Adding to 2310000201 its reverse (1020000132), we get a palindrome (3330000333).

The spelling of 2310000201 in words is "two billion, three hundred ten million, two hundred one", and thus it is an aban number.

Divisors: 1 3 9 27 81 28518521 85555563 256666689 770000067 2310000201