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104212031133 = 3761221336761
BaseRepresentation
bin110000100001110000…
…1010110011010011101
3100221222201022200201210
41201003201112122131
53201411234444013
6115512505255033
710346320435440
oct1410341263235
9327881280653
10104212031133
1140217a7a471
1218244494479
139a9a33b662
145088609657
152a9dde3cc3
hex184385669d

104212031133 has 32 divisors (see below), whose sum is σ = 161479878912. Its totient is φ = 58545446400.

The previous prime is 104212031129. The next prime is 104212031141. The reversal of 104212031133 is 331130212401.

It is not a de Polignac number, because 104212031133 - 22 = 104212031129 is a prime.

It is a super-2 number, since 2×1042120311332 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212031123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2816473 + ... + 2853233.

It is an arithmetic number, because the mean of its divisors is an integer number (5046246216).

Almost surely, 2104212031133 is an apocalyptic number.

It is an amenable number.

104212031133 is a deficient number, since it is larger than the sum of its proper divisors (57267847779).

104212031133 is a wasteful number, since it uses less digits than its factorization.

104212031133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39045.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 104212031133 its reverse (331130212401), we get a palindrome (435342243534).

The spelling of 104212031133 in words is "one hundred four billion, two hundred twelve million, thirty-one thousand, one hundred thirty-three".

Divisors: 1 3 7 21 61 183 427 1281 2213 6639 15491 36761 46473 110283 134993 257327 404979 771981 944951 2242421 2834853 6727263 15696947 47090841 81352093 244056279 569464651 1708393953 4962477673 14887433019 34737343711 104212031133