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1204214001013 = 9689124286717
BaseRepresentation
bin10001100001100000101…
…111110110110101110101
311021010021202002112122001
4101201200233312311311
5124212212241013023
62321112553135301
7153000355056202
oct21414057666565
94233252075561
101204214001013
11424782456461
121754749ba531
138973165642a
14423da066ca9
15214ceb336ad
hex11860bf6d75

1204214001013 has 4 divisors (see below), whose sum is σ = 1204338297420. Its totient is φ = 1204089704608.

The previous prime is 1204214000993. The next prime is 1204214001031. The reversal of 1204214001013 is 3101004124021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1021639820644 + 182574180369 = 1010762^2 + 427287^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204214001013 - 229 = 1203677130101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204214001043) 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, 62133670 + ... + 62153047.

It is an arithmetic number, because the mean of its divisors is an integer number (301084574355).

Almost surely, 21204214001013 is an apocalyptic number.

It is an amenable number.

1204214001013 is a deficient number, since it is larger than the sum of its proper divisors (124296407).

1204214001013 is an equidigital number, since it uses as much as digits as its factorization.

1204214001013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124296406.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1204214001013 its reverse (3101004124021), we get a palindrome (4305218125034).

The spelling of 1204214001013 in words is "one trillion, two hundred four billion, two hundred fourteen million, one thousand, thirteen".

Divisors: 1 9689 124286717 1204214001013