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13242033660 = 22351913784787
BaseRepresentation
bin11000101010100100…
…10110010111111100
31021011212020000020010
430111102112113330
5204104430034120
610025554423220
7646102300062
oct142522262774
937155200203
1013242033660
115685867979
122696891b10
13133058539b
148d8970032
155278107e0
hex3154965fc

13242033660 has 96 divisors (see below), whose sum is σ = 39314499840. Its totient is φ = 3320898048.

The previous prime is 13242033643. The next prime is 13242033683. The reversal of 13242033660 is 6633024231.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113787 + ... + 198573.

It is an arithmetic number, because the mean of its divisors is an integer number (409526040).

Almost surely, 213242033660 is an apocalyptic number.

13242033660 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 13242033660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19657249920).

13242033660 is an abundant number, since it is smaller than the sum of its proper divisors (26072466180).

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

13242033660 is a wasteful number, since it uses less digits than its factorization.

13242033660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84955 (or 84953 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 13242033660 its reverse (6633024231), we get a palindrome (19875057891).

The spelling of 13242033660 in words is "thirteen billion, two hundred forty-two million, thirty-three thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 137 190 228 274 285 380 411 548 570 685 822 1140 1370 1644 2055 2603 2740 4110 5206 7809 8220 10412 13015 15618 26030 31236 39045 52060 78090 84787 156180 169574 254361 339148 423935 508722 847870 1017444 1271805 1610953 1695740 2543610 3221906 4832859 5087220 6443812 8054765 9665718 11615819 16109530 19331436 23231638 24164295 32219060 34847457 46463276 48328590 58079095 69694914 96657180 116158190 139389828 174237285 220700561 232316380 348474570 441401122 662101683 696949140 882802244 1103502805 1324203366 2207005610 2648406732 3310508415 4414011220 6621016830 13242033660