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12031300310 = 251203130031
BaseRepresentation
bin10110011010001111…
…10001001011010110
31011001111000101022012
423031013301023112
5144120003102220
65305504304222
7604101236201
oct131507611326
934044011265
1012031300310
11511439aaa7
1223b9312072
1311997a3613
14821c48938
154a63a4ac5
hex2cd1f12d6

12031300310 has 8 divisors (see below), whose sum is σ = 21656340576. Its totient is φ = 4812520120.

The previous prime is 12031300301. The next prime is 12031300319. The reversal of 12031300310 is 1300313021.

It is an interprime number because it is at equal distance from previous prime (12031300301) and next prime (12031300319).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×120313003102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031300319) 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, 601565006 + ... + 601565025.

It is an arithmetic number, because the mean of its divisors is an integer number (2707042572).

Almost surely, 212031300310 is an apocalyptic number.

12031300310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12031300310 is a deficient number, since it is larger than the sum of its proper divisors (9625040266).

12031300310 is a wasteful number, since it uses less digits than its factorization.

12031300310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203130038.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 12031300310 its reverse (1300313021), we get a palindrome (13331613331).

The spelling of 12031300310 in words is "twelve billion, thirty-one million, three hundred thousand, three hundred ten".

Divisors: 1 2 5 10 1203130031 2406260062 6015650155 12031300310