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2310002001 = 32578344383
BaseRepresentation
bin1000100110101111…
…1101010101010001
312221222200021000200
42021223331111101
514212330031001
61021115205413
7111146456466
oct21153752521
95858607020
102310002001
11a85a3276a
12545746869
132aa7678b8
1417cb1366d
15d7bea086
hex89afd551

2310002001 has 12 divisors (see below), whose sum is σ = 3337321728. Its totient is φ = 1539700344.

The previous prime is 2310001997. The next prime is 2310002003. The reversal of 2310002001 is 1002000132.

It is a happy number.

It is not a de Polignac number, because 2310002001 - 22 = 2310001997 is a prime.

It is a super-2 number, since 2×23100020012 = 10672218489248008002, 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 (2310002003) 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 11 ways as a sum of consecutive naturals, for example, 29856 + ... + 74238.

It is an arithmetic number, because the mean of its divisors is an integer number (278110144).

Almost surely, 22310002001 is an apocalyptic number.

It is an amenable number.

2310002001 is a deficient number, since it is larger than the sum of its proper divisors (1027319727).

2310002001 is a wasteful number, since it uses less digits than its factorization.

2310002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50172 (or 50169 counting only the distinct ones).

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

The square root of 2310002001 is about 48062.4801794497. The cubic root of 2310002001 is about 1321.9167899804.

Adding to 2310002001 its reverse (1002000132), we get a palindrome (3312002133).

The spelling of 2310002001 in words is "two billion, three hundred ten million, two thousand, one".

Divisors: 1 3 9 5783 17349 44383 52047 133149 399447 256666889 770000667 2310002001