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132915328 = 2771311411
BaseRepresentation
bin1111110110000…
…10000010000000
3100021002210112221
413323002002000
5233011242303
621104500424
73202522150
oct773020200
9307083487
10132915328
1169033287
123861a714
13216c9730
141391c760
15ba074bd
hex7ec2080

132915328 has 64 divisors (see below), whose sum is σ = 325926720. Its totient is φ = 52577280.

The previous prime is 132915319. The next prime is 132915331. The reversal of 132915328 is 823519231.

132915328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 132915293 and 132915302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5943 + ... + 17353.

It is an arithmetic number, because the mean of its divisors is an integer number (5092605).

Almost surely, 2132915328 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 132915328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162963360).

132915328 is an abundant number, since it is smaller than the sum of its proper divisors (193011392).

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

132915328 is a wasteful number, since it uses less digits than its factorization.

132915328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11445 (or 11433 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 132915328 is about 11528.8910134496. The cubic root of 132915328 is about 510.3385270055.

The spelling of 132915328 in words is "one hundred thirty-two million, nine hundred fifteen thousand, three hundred twenty-eight".

Divisors: 1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 182 208 224 364 416 448 728 832 896 1456 1664 2912 5824 11411 11648 22822 45644 79877 91288 148343 159754 182576 296686 319508 365152 593372 639016 730304 1038401 1186744 1278032 1460608 2076802 2373488 2556064 4153604 4746976 5112128 8307208 9493952 10224256 16614416 18987904 33228832 66457664 132915328