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132235142 = 21323397557
BaseRepresentation
bin1111110000110…
…11111110000110
3100012211020111212
413320123332012
5232323011032
621042131422
73163660124
oct770337606
9305736455
10132235142
1168709246
1238350b72
132151bc60
14137c2914
15b920bb2
hex7e1bf86

132235142 has 32 divisors (see below), whose sum is σ = 223860672. Its totient is φ = 58126464.

The previous prime is 132235139. The next prime is 132235171. The reversal of 132235142 is 241532231.

It is a super-2 number, since 2×1322351422 = 34972265559520328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 237128 + ... + 237684.

It is an arithmetic number, because the mean of its divisors is an integer number (6995646).

Almost surely, 2132235142 is an apocalyptic number.

132235142 is a deficient number, since it is larger than the sum of its proper divisors (91625530).

132235142 is a wasteful number, since it uses less digits than its factorization.

132235142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992.

The product of its digits is 1440, while the sum is 23.

The square root of 132235142 is about 11499.3539818548. The cubic root of 132235142 is about 509.4664958003.

Adding to 132235142 its reverse (241532231), we get a palindrome (373767373).

The spelling of 132235142 in words is "one hundred thirty-two million, two hundred thirty-five thousand, one hundred forty-two".

Divisors: 1 2 13 23 26 46 299 397 557 598 794 1114 5161 7241 9131 10322 12811 14482 18262 25622 118703 166543 221129 237406 333086 442258 2874677 5085967 5749354 10171934 66117571 132235142