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12505055333 = 19941699427
BaseRepresentation
bin10111010010101110…
…00000000001100101
31012021111110122000112
423221113000001211
5201102243232313
65424510422405
7621613134161
oct135127000145
935244418015
1012505055333
115337861181
12250bb01a05
131243999934
14868b2bca1
154d2c868a8
hex2e95c0065

12505055333 has 8 divisors (see below), whose sum is σ = 13177223520. Its totient is φ = 11834287920.

The previous prime is 12505055237. The next prime is 12505055341. The reversal of 12505055333 is 33355050521.

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 12505055333 - 28 = 12505055077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12505055333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12505055033) 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, 331835 + ... + 367592.

It is an arithmetic number, because the mean of its divisors is an integer number (1647152940).

Almost surely, 212505055333 is an apocalyptic number.

It is an amenable number.

12505055333 is a deficient number, since it is larger than the sum of its proper divisors (672168187).

12505055333 is an equidigital number, since it uses as much as digits as its factorization.

12505055333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700387.

The product of its (nonzero) digits is 33750, while the sum is 32.

The spelling of 12505055333 in words is "twelve billion, five hundred five million, fifty-five thousand, three hundred thirty-three".

Divisors: 1 19 941 17879 699427 13289113 658160807 12505055333