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13202140243 = 40157757059
BaseRepresentation
bin11000100101110100…
…01010110001010011
31021002002011012202011
430102322022301103
5204014221441433
610022011403351
7645106224535
oct142272126123
937062135664
1013202140243
11566529a406
122685453557
131325228206
148d3547855
155240803cd
hex312e8ac53

13202140243 has 8 divisors (see below), whose sum is σ = 13258233360. Its totient is φ = 13146163200.

The previous prime is 13202140229. The next prime is 13202140249. The reversal of 13202140243 is 34204120231.

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 13202140243 - 233 = 4612205651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13202140249) 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, 202848 + ... + 259906.

It is an arithmetic number, because the mean of its divisors is an integer number (1657279170).

Almost surely, 213202140243 is an apocalyptic number.

13202140243 is a deficient number, since it is larger than the sum of its proper divisors (56093117).

13202140243 is an equidigital number, since it uses as much as digits as its factorization.

13202140243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58037.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13202140243 its reverse (34204120231), we get a palindrome (47406260474).

The spelling of 13202140243 in words is "thirteen billion, two hundred two million, one hundred forty thousand, two hundred forty-three".

Divisors: 1 401 577 57059 231377 22880659 32923043 13202140243