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132130540 = 2256606527
BaseRepresentation
bin1111110000000…
…10011011101100
3100012121221000201
413320002123230
5232311134130
621040003244
73163043143
oct770023354
9305557021
10132130540
11686476a3
1238300524
13214b3469
141379675a
15b8eebca
hex7e026ec

132130540 has 12 divisors (see below), whose sum is σ = 277474176. Its totient is φ = 52852208.

The previous prime is 132130519. The next prime is 132130547. The reversal of 132130540 is 45031231.

It is not an unprimeable number, because it can be changed into a prime (132130547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3303244 + ... + 3303283.

It is an arithmetic number, because the mean of its divisors is an integer number (23122848).

Almost surely, 2132130540 is an apocalyptic number.

132130540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132130540 is an abundant number, since it is smaller than the sum of its proper divisors (145343636).

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

132130540 is a wasteful number, since it uses less digits than its factorization.

132130540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606536 (or 6606534 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 132130540 is about 11494.8049135251. The cubic root of 132130540 is about 509.3321258907.

Adding to 132130540 its reverse (45031231), we get a palindrome (177161771).

The spelling of 132130540 in words is "one hundred thirty-two million, one hundred thirty thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 6606527 13213054 26426108 33032635 66065270 132130540