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132205824 = 283331617
BaseRepresentation
bin1111110000101…
…00110100000000
3100012202202022000
413320110310000
5232321041244
621041344000
73163505502
oct770246400
9305682260
10132205824
1168699213
1238338000
132150b7ca
14137b5d72
15b917169
hex7e14d00

132205824 has 144 divisors (see below), whose sum is σ = 404221440. Its totient is φ = 42577920.

The previous prime is 132205823. The next prime is 132205837. The reversal of 132205824 is 428502231.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132205823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213964 + ... + 214580.

Almost surely, 2132205824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132205824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202110720).

132205824 is an abundant number, since it is smaller than the sum of its proper divisors (272015616).

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

132205824 is an equidigital number, since it uses as much as digits as its factorization.

132205824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 132205824 is about 11498.0791439266. The cubic root of 132205824 is about 509.4288415567.

It can be divided in two parts, 13220 and 5824, that added together give a square (19044 = 1382).

The spelling of 132205824 in words is "one hundred thirty-two million, two hundred five thousand, eight hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 64 72 93 96 108 124 128 144 186 192 216 248 256 279 288 372 384 432 496 558 576 617 744 768 837 864 992 1116 1152 1234 1488 1674 1728 1851 1984 2232 2304 2468 2976 3348 3456 3702 3968 4464 4936 5553 5952 6696 6912 7404 7936 8928 9872 11106 11904 13392 14808 16659 17856 19127 19744 22212 23808 26784 29616 33318 35712 38254 39488 44424 53568 57381 59232 66636 71424 76508 78976 88848 107136 114762 118464 133272 153016 157952 172143 177696 214272 229524 236928 266544 306032 344286 355392 459048 473856 516429 533088 612064 688572 710784 918096 1032858 1066176 1224128 1377144 1421568 1836192 2065716 2132352 2448256 2754288 3672384 4131432 4264704 4896512 5508576 7344768 8262864 11017152 14689536 16525728 22034304 33051456 44068608 66102912 132205824