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13202422140 = 223537149167239
BaseRepresentation
bin11000100101110110…
…01111100101111100
31021002002200112102210
430102323033211330
5204014310002030
610022021420420
7645111510435
oct142273174574
937062615383
1013202422140
115665472186
12268556a710
1313252c660b
148d35bc48c
155240d8bb0
hex312ecf97c

13202422140 has 192 divisors, whose sum is σ = 38610432000. Its totient is φ = 3367977984.

The previous prime is 13202422117. The next prime is 13202422157. The reversal of 13202422140 is 4122420231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55240141 + ... + 55240379.

It is an arithmetic number, because the mean of its divisors is an integer number (201096000).

Almost surely, 213202422140 is an apocalyptic number.

13202422140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13202422140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19305216000).

13202422140 is an abundant number, since it is smaller than the sum of its proper divisors (25408009860).

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

13202422140 is a wasteful number, since it uses less digits than its factorization.

13202422140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604 (or 602 counting only the distinct ones).

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

Adding to 13202422140 its reverse (4122420231), we get a palindrome (17324842371).

The spelling of 13202422140 in words is "thirteen billion, two hundred two million, four hundred twenty-two thousand, one hundred forty".