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104131213332 = 223431249161573
BaseRepresentation
bin110000011111010110…
…1000011100000010100
3100221210002020201112220
41200332231003200110
53201230042311312
6115500501142340
710344316465146
oct1407655034024
9327702221486
10104131213332
114018639a8a3
12182213ba9b0
139a86682c83
14507b9acc96
152a96c7cc8c
hex183eb43814

104131213332 has 48 divisors (see below), whose sum is σ = 248823960000. Its totient is φ = 33875831808.

The previous prime is 104131213327. The next prime is 104131213339. The reversal of 104131213332 is 233312131401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104131213339) 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, 563698 + ... + 725270.

It is an arithmetic number, because the mean of its divisors is an integer number (5183832500).

Almost surely, 2104131213332 is an apocalyptic number.

104131213332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104131213332 is an abundant number, since it is smaller than the sum of its proper divisors (144692746668).

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

104131213332 is a wasteful number, since it uses less digits than its factorization.

104131213332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162872 (or 162870 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 104131213332 its reverse (233312131401), we get a palindrome (337443344733).

The spelling of 104131213332 in words is "one hundred four billion, one hundred thirty-one million, two hundred thirteen thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 1249 2498 3747 4996 7494 14988 53707 107414 161121 161573 214828 322242 323146 484719 644484 646292 969438 1938876 6947639 13895278 20842917 27790556 41685834 83371668 201804677 403609354 605414031 807218708 1210828062 2421656124 8677601111 17355202222 26032803333 34710404444 52065606666 104131213332