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13323102220 = 2254741933827
BaseRepresentation
bin11000110100001111…
…00110100000001100
31021101111202201101101
430122013212200030
5204241203232340
610042012152444
7651105333421
oct143207464014
937344681341
1013323102220
1157175a898a
1226b9a68724
1313442cac4c
14905633d48
1552e9c5c9a
hex31a1e680c

13323102220 has 48 divisors (see below), whose sum is σ = 28642844160. Its totient is φ = 5203250624.

The previous prime is 13323102187. The next prime is 13323102223. The reversal of 13323102220 is 2220132331.

It is not an unprimeable number, because it can be changed into a prime (13323102223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376947 + ... + 410773.

It is an arithmetic number, because the mean of its divisors is an integer number (596725920).

Almost surely, 213323102220 is an apocalyptic number.

13323102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13323102220 is an abundant number, since it is smaller than the sum of its proper divisors (15319741940).

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

13323102220 is a wasteful number, since it uses less digits than its factorization.

13323102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34302 (or 34300 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13323102220 its reverse (2220132331), we get a palindrome (15543234551).

The spelling of 13323102220 in words is "thirteen billion, three hundred twenty-three million, one hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 419 470 838 940 1676 2095 4190 8380 19693 33827 39386 67654 78772 98465 135308 169135 196930 338270 393860 676540 1589869 3179738 6359476 7949345 14173513 15898690 28347026 31797380 56694052 70867565 141735130 283470260 666155111 1332310222 2664620444 3330775555 6661551110 13323102220