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132450580 = 22554712107
BaseRepresentation
bin1111110010100…
…00100100010100
3100020020012001001
413321100210110
5232401404310
621050513044
73165545203
oct771204424
9306205031
10132450580
1168846099
1238435784
1321596032
141383b23a
15b96493a
hex7e50914

132450580 has 24 divisors (see below), whose sum is σ = 278677728. Its totient is φ = 52879008.

The previous prime is 132450557. The next prime is 132450599. The reversal of 132450580 is 85054231.

It is a super-2 number, since 2×1324505802 = 35086312284672800, which contains 22 as substring.

It is a congruent number.

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, 4887 + ... + 16993.

It is an arithmetic number, because the mean of its divisors is an integer number (11611572).

Almost surely, 2132450580 is an apocalyptic number.

132450580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132450580 is an abundant number, since it is smaller than the sum of its proper divisors (146227148).

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

132450580 is a wasteful number, since it uses less digits than its factorization.

132450580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12663 (or 12661 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 132450580 is about 11508.7175653936. The cubic root of 132450580 is about 509.7430206052.

The spelling of 132450580 in words is "one hundred thirty-two million, four hundred fifty thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 547 1094 2188 2735 5470 10940 12107 24214 48428 60535 121070 242140 6622529 13245058 26490116 33112645 66225290 132450580