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132928032 = 25317471733
BaseRepresentation
bin1111110110001…
…01001000100000
3100021010102222110
413323011020200
5233012144112
621105035320
73202604166
oct773051040
9307112873
10132928032
1169041886
1238625b40
1321702453
1413923236
15ba0b13c
hex7ec5220

132928032 has 96 divisors (see below), whose sum is σ = 377540352. Its totient is φ = 40792064.

The previous prime is 132927983. The next prime is 132928039. The reversal of 132928032 is 230829231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (132928039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75838 + ... + 77570.

It is an arithmetic number, because the mean of its divisors is an integer number (3932712).

Almost surely, 2132928032 is an apocalyptic number.

132928032 is a gapful number since it is divisible by the number (12) 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 132928032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188770176).

132928032 is an abundant number, since it is smaller than the sum of its proper divisors (244612320).

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

132928032 is a wasteful number, since it uses less digits than its factorization.

132928032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 132928032 is about 11529.4419639460. The cubic root of 132928032 is about 510.3547858128.

The spelling of 132928032 in words is "one hundred thirty-two million, nine hundred twenty-eight thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 47 48 51 68 94 96 102 136 141 188 204 272 282 376 408 544 564 752 799 816 1128 1504 1598 1632 1733 2256 2397 3196 3466 4512 4794 5199 6392 6932 9588 10398 12784 13864 19176 20796 25568 27728 29461 38352 41592 55456 58922 76704 81451 83184 88383 117844 162902 166368 176766 235688 244353 325804 353532 471376 488706 651608 707064 942752 977412 1303216 1384667 1414128 1954824 2606432 2769334 2828256 3909648 4154001 5538668 7819296 8308002 11077336 16616004 22154672 33232008 44309344 66464016 132928032