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134213532 = 223103108587
BaseRepresentation
bin1111111111111…
…10111110011100
3100100112202100120
413333332332130
5233324313112
621152354540
73216540045
oct777767634
9310482316
10134213532
116983a682
1238b45a50
1321a625bb
1413b798cc
15bbb1e8c
hex7ffef9c

134213532 has 24 divisors (see below), whose sum is σ = 316208256. Its totient is φ = 44303088.

The previous prime is 134213531. The next prime is 134213567. The reversal of 134213532 is 235312431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134213531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53058 + ... + 55529.

It is an arithmetic number, because the mean of its divisors is an integer number (13175344).

Almost surely, 2134213532 is an apocalyptic number.

134213532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134213532 is an abundant number, since it is smaller than the sum of its proper divisors (181994724).

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

134213532 is a wasteful number, since it uses less digits than its factorization.

134213532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108697 (or 108695 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 134213532 is about 11585.0564090124. The cubic root of 134213532 is about 511.9946644545.

Adding to 134213532 its reverse (235312431), we get a palindrome (369525963).

The spelling of 134213532 in words is "one hundred thirty-four million, two hundred thirteen thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 103 206 309 412 618 1236 108587 217174 325761 434348 651522 1303044 11184461 22368922 33553383 44737844 67106766 134213532