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132195168 = 25327232851
BaseRepresentation
bin1111110000100…
…10001101100000
3100012202012200100
413320102031200
5232320221133
621041222400
73163432440
oct770221540
9305665610
10132195168
1168691206
1238331a00
13215069c1
14137b2120
15b913e13
hex7e12360

132195168 has 144 divisors (see below), whose sum is σ = 448471296. Its totient is φ = 36115200.

The previous prime is 132195149. The next prime is 132195169. The reversal of 132195168 is 861591231.

132195168 is a `hidden beast` number, since 132 + 1 + 9 + 516 + 8 = 666.

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 (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132195169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44943 + ... + 47793.

It is an arithmetic number, because the mean of its divisors is an integer number (3114384).

Almost surely, 2132195168 is an apocalyptic number.

132195168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132195168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224235648).

132195168 is an abundant number, since it is smaller than the sum of its proper divisors (316276128).

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

132195168 is a wasteful number, since it uses less digits than its factorization.

132195168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2897 (or 2886 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 132195168 is about 11497.6157528420. The cubic root of 132195168 is about 509.4151542636.

The spelling of 132195168 in words is "one hundred thirty-two million, one hundred ninety-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 23 24 28 32 36 42 46 48 56 63 69 72 84 92 96 112 126 138 144 161 168 184 207 224 252 276 288 322 336 368 414 483 504 552 644 672 736 828 966 1008 1104 1288 1449 1656 1932 2016 2208 2576 2851 2898 3312 3864 5152 5702 5796 6624 7728 8553 11404 11592 15456 17106 19957 22808 23184 25659 34212 39914 45616 46368 51318 59871 65573 68424 79828 91232 102636 119742 131146 136848 159656 179613 196719 205272 239484 262292 273696 319312 359226 393438 410544 459011 478968 524584 590157 638624 718452 786876 821088 918022 957936 1049168 1180314 1377033 1436904 1573752 1836044 1915872 2098336 2360628 2754066 2873808 3147504 3672088 4131099 4721256 5508132 5747616 6295008 7344176 8262198 9442512 11016264 14688352 16524396 18885024 22032528 33048792 44065056 66097584 132195168