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132629720 = 2353379839
BaseRepresentation
bin1111110011111…
…00010011011000
3100020120021202212
413321330103120
5232423122340
621054414252
73200222366
oct771742330
9306507685
10132629720
1168958743
1238501388
1321629732
1413886636
15b99ca65
hex7e7c4d8

132629720 has 32 divisors (see below), whose sum is σ = 299332800. Its totient is φ = 52889088.

The previous prime is 132629713. The next prime is 132629729. The reversal of 132629720 is 27926231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132629729) 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, 8561 + ... + 18399.

It is an arithmetic number, because the mean of its divisors is an integer number (9354150).

Almost surely, 2132629720 is an apocalyptic number.

132629720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132629720 is an abundant number, since it is smaller than the sum of its proper divisors (166703080).

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

132629720 is a wasteful number, since it uses less digits than its factorization.

132629720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10187 (or 10183 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 132629720 is about 11516.4977315154. The cubic root of 132629720 is about 509.9727269793.

The spelling of 132629720 in words is "one hundred thirty-two million, six hundred twenty-nine thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 337 674 1348 1685 2696 3370 6740 9839 13480 19678 39356 49195 78712 98390 196780 393560 3315743 6631486 13262972 16578715 26525944 33157430 66314860 132629720