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132578082 = 232713292791
BaseRepresentation
bin1111110011011…
…11101100100010
3100020110122221100
413321233230202
5232414444312
621053335230
73166616010
oct771575442
9306418840
10132578082
116892296a
1238497516
132160c090
14138718b0
15b98c5dc
hex7e6fb22

132578082 has 96 divisors (see below), whose sum is σ = 365863680. Its totient is φ = 33747840.

The previous prime is 132578081. The next prime is 132578093. The reversal of 132578082 is 280875231.

132578082 is a `hidden beast` number, since 1 + 3 + 2 + 578 + 0 + 82 = 666.

It is not an unprimeable number, because it can be changed into a prime (132578081) 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 47 ways as a sum of consecutive naturals, for example, 46107 + ... + 48897.

It is an arithmetic number, because the mean of its divisors is an integer number (3811080).

Almost surely, 2132578082 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132578082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182931840).

132578082 is an abundant number, since it is smaller than the sum of its proper divisors (233285598).

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

132578082 is a wasteful number, since it uses less digits than its factorization.

132578082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848 (or 2845 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 132578082 is about 11514.2555990390. The cubic root of 132578082 is about 509.9065341983.

The spelling of 132578082 in words is "one hundred thirty-two million, five hundred seventy-eight thousand, eighty-two".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 29 39 42 58 63 78 87 91 117 126 174 182 203 234 261 273 377 406 522 546 609 754 819 1131 1218 1638 1827 2262 2639 2791 3393 3654 5278 5582 6786 7917 8373 15834 16746 19537 23751 25119 36283 39074 47502 50238 58611 72566 80939 108849 117222 161878 175833 217698 242817 253981 326547 351666 485634 507962 566573 653094 728451 761943 1052207 1133146 1456902 1523886 1699719 2104414 2285829 3156621 3399438 4571658 5099157 6313242 7365449 9469863 10198314 14730898 18939726 22096347 44192694 66289041 132578082