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2318310007 = 132233672179
BaseRepresentation
bin1000101000101110…
…1001101001110111
312222120022100110121
42022023221221313
514221441410012
61022013232411
7111310211206
oct21213515167
95876270417
102318310007
11a8a697692
12548492707
132ac3b6290
1417dc7723d
15d87dba07
hex8a2e9a77

2318310007 has 16 divisors (see below), whose sum is σ = 2515824640. Its totient is φ = 2123602272.

The previous prime is 2318309993. The next prime is 2318310011. The reversal of 2318310007 is 7000138132.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2318310007 is a prime.

It is a super-2 number, since 2×23183100072 = 10749122577112680098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318319007) 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 15 ways as a sum of consecutive naturals, for example, 1062844 + ... + 1065022.

It is an arithmetic number, because the mean of its divisors is an integer number (157239040).

Almost surely, 22318310007 is an apocalyptic number.

2318310007 is a deficient number, since it is larger than the sum of its proper divisors (197514633).

2318310007 is a wasteful number, since it uses less digits than its factorization.

2318310007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2318310007 is about 48148.8318342200. The cubic root of 2318310007 is about 1323.4996677660.

Adding to 2318310007 its reverse (7000138132), we get a palindrome (9318448139).

The spelling of 2318310007 in words is "two billion, three hundred eighteen million, three hundred ten thousand, seven".

Divisors: 1 13 223 367 2179 2899 4771 28327 81841 485917 799693 1063933 6316921 10396009 178331539 2318310007