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133266494982 = 23237919363337
BaseRepresentation
bin111110000011101001…
…1010101011000000110
3110201222120102101100110
41330013103111120012
54140412210314412
6141115523253450
712425316342225
oct1740723253006
9421876371313
10133266494982
115157750a165
12219b281a286
13c74a8556ba
146643242cbc
1536ee9e8d3c
hex1f074d5606

133266494982 has 64 divisors (see below), whose sum is σ = 283105658880. Its totient is φ = 41734877184.

The previous prime is 133266494981. The next prime is 133266494987. The reversal of 133266494982 is 289494662331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133266494981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2072418 + ... + 2135754.

It is an arithmetic number, because the mean of its divisors is an integer number (4423525920).

Almost surely, 2133266494982 is an apocalyptic number.

133266494982 is an abundant number, since it is smaller than the sum of its proper divisors (149839163898).

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

133266494982 is a wasteful number, since it uses less digits than its factorization.

133266494982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63637.

The product of its digits is 13436928, while the sum is 57.

The spelling of 133266494982 in words is "one hundred thirty-three billion, two hundred sixty-six million, four hundred ninety-four thousand, nine hundred eighty-two".

Divisors: 1 2 3 6 23 46 69 79 138 158 193 237 386 474 579 1158 1817 3634 4439 5451 8878 10902 13317 15247 26634 30494 45741 63337 91482 126674 190011 350681 380022 701362 1052043 1456751 2104086 2913502 4370253 5003623 8740506 10007246 12224041 15010869 24448082 30021738 36672123 73344246 115083329 230166658 281152943 345249987 562305886 690499974 843458829 965699239 1686917658 1931398478 2897097717 5794195434 22211082497 44422164994 66633247491 133266494982