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132945148 = 22721792
BaseRepresentation
bin1111110110010…
…01010011111100
3100021011022110101
413323021103330
5233013221043
621105250444
73203005120
oct773112374
9307138411
10132945148
1169053726
1238633a24
132170a18b
1413929580
15ba1124d
hex7ec94fc

132945148 has 18 divisors (see below), whose sum is σ = 266012376. Its totient is φ = 56950344.

The previous prime is 132945091. The next prime is 132945149. The reversal of 132945148 is 841549231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132945149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59923 + ... + 62101.

Almost surely, 2132945148 is an apocalyptic number.

It is an amenable number.

132945148 is an abundant number, since it is smaller than the sum of its proper divisors (133067228).

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

132945148 is an frugal number, since it uses more digits than its factorization.

132945148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369 (or 2188 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 132945148 is about 11530.1842136195. The cubic root of 132945148 is about 510.3766895389.

The spelling of 132945148 in words is "one hundred thirty-two million, nine hundred forty-five thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 2179 4358 8716 15253 30506 61012 4748041 9496082 18992164 33236287 66472574 132945148