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12400033130 = 251240003313
BaseRepresentation
bin10111000110001100…
…10111110101101010
31012000011211221122022
423203012113311222
5200343402030010
65410235424442
7616166354042
oct134306276552
935004757568
1012400033130
11529354a471
1224a08b5122
131227cb8214
14858bd0722
154c893dd55
hex2e3197d6a

12400033130 has 8 divisors (see below), whose sum is σ = 22320059652. Its totient is φ = 4960013248.

The previous prime is 12400033111. The next prime is 12400033141. The reversal of 12400033130 is 3133000421.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12396818281 + 3214849 = 111341^2 + 1793^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12400033099 and 12400033108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620001647 + ... + 620001666.

Almost surely, 212400033130 is an apocalyptic number.

12400033130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12400033130 is a deficient number, since it is larger than the sum of its proper divisors (9920026522).

12400033130 is a wasteful number, since it uses less digits than its factorization.

12400033130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240003320.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12400033130 its reverse (3133000421), we get a palindrome (15533033551).

The spelling of 12400033130 in words is "twelve billion, four hundred million, thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 10 1240003313 2480006626 6200016565 12400033130