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13202140242 = 232200356707
BaseRepresentation
bin11000100101110100…
…01010110001010010
31021002002011012202010
430102322022301102
5204014221441432
610022011403350
7645106224534
oct142272126122
937062135663
1013202140242
11566529a405
122685453556
131325228205
148d3547854
155240803cc
hex312e8ac52

13202140242 has 8 divisors (see below), whose sum is σ = 26404280496. Its totient is φ = 4400713412.

The previous prime is 13202140229. The next prime is 13202140249. The reversal of 13202140242 is 24204120231.

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

13202140242 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 1100178348 + ... + 1100178359.

It is an arithmetic number, because the mean of its divisors is an integer number (3300535062).

Almost surely, 213202140242 is an apocalyptic number.

13202140242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13202140242 is a wasteful number, since it uses less digits than its factorization.

13202140242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200356712.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 13202140242 its reverse (24204120231), we get a palindrome (37406260473).

The spelling of 13202140242 in words is "thirteen billion, two hundred two million, one hundred forty thousand, two hundred forty-two".

Divisors: 1 2 3 6 2200356707 4400713414 6601070121 13202140242