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13202213130 = 2325971512281
BaseRepresentation
bin11000100101110100…
…11100100100001010
31021002002021220201200
430102322130210022
5204014231310010
610022013125030
7645106650201
oct142272344412
937062256650
1013202213130
11566533a147
122685489776
131325252442
148d3566238
15524096cc0
hex312e9c90a

13202213130 has 48 divisors (see below), whose sum is σ = 34679650824. Its totient is φ = 3484293120.

The previous prime is 13202213117. The next prime is 13202213149. The reversal of 13202213130 is 3131220231.

13202213130 is a `hidden beast` number, since 1 + 320 + 2 + 213 + 130 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5492143881 + 7710069249 = 74109^2 + 87807^2 .

It is a super-3 number, since 3×132022131303 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 747411 + ... + 764870.

Almost surely, 213202213130 is an apocalyptic number.

13202213130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13202213130 is an abundant number, since it is smaller than the sum of its proper divisors (21477437694).

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

13202213130 is a wasteful number, since it uses less digits than its factorization.

13202213130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512391 (or 1512388 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13202213130 its reverse (3131220231), we get a palindrome (16333433361).

The spelling of 13202213130 in words is "thirteen billion, two hundred two million, two hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 97 194 291 485 582 873 970 1455 1746 2910 4365 8730 1512281 3024562 4536843 7561405 9073686 13610529 15122810 22684215 27221058 45368430 68052645 136105290 146691257 293382514 440073771 733456285 880147542 1320221313 1466912570 2200368855 2640442626 4400737710 6601106565 13202213130