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12300143033 = 138125213533
BaseRepresentation
bin10110111010010010…
…10100100110111001
31011202012220000012002
423131021110212321
5200142314034113
65352310430345
7613544330213
oct133511244671
934665800162
1012300143033
115242123572
1224733623b5
1312103b2759
1484982b5b3
154becabc58
hex2dd2549b9

12300143033 has 8 divisors (see below), whose sum is σ = 12317417736. Its totient is φ = 12282883200.

The previous prime is 12300143003. The next prime is 12300143039. The reversal of 12300143033 is 33034100321.

It can be written as a sum of positive squares in 4 ways, for example, as 325874704 + 11974268329 = 18052^2 + 109427^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12300143033 - 216 = 12300077497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12300142996 and 12300143014.

It is not an unprimeable number, because it can be changed into a prime (12300143039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3479735 + ... + 3483267.

It is an arithmetic number, because the mean of its divisors is an integer number (1539677217).

Almost surely, 212300143033 is an apocalyptic number.

It is an amenable number.

12300143033 is a deficient number, since it is larger than the sum of its proper divisors (17274703).

12300143033 is a wasteful number, since it uses less digits than its factorization.

12300143033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7435.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12300143033 its reverse (33034100321), we get a palindrome (45334243354).

The spelling of 12300143033 in words is "twelve billion, three hundred million, one hundred forty-three thousand, thirty-three".

Divisors: 1 1381 2521 3533 3481501 4879073 8906693 12300143033