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142533032 = 23172114967
BaseRepresentation
bin10000111111011…
…10000110101000
3100221012102120012
420133232012220
5242442024112
622050551052
73350340125
oct1037560650
9327172505
10142533032
11735021a4
123b898488
13236b6295
1414d0374c
15c7a7022
hex87ee1a8

142533032 has 32 divisors (see below), whose sum is σ = 284368320. Its totient is φ = 66743040.

The previous prime is 142533029. The next prime is 142533037. The reversal of 142533032 is 230335241.

142533032 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1425330322 = 40631330422226048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142532989 and 142533007.

It is not an unprimeable number, because it can be changed into a prime (142533037) 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, 26213 + ... + 31179.

It is an arithmetic number, because the mean of its divisors is an integer number (8886510).

Almost surely, 2142533032 is an apocalyptic number.

It is an amenable number.

142533032 is a deficient number, since it is larger than the sum of its proper divisors (141835288).

142533032 is a wasteful number, since it uses less digits than its factorization.

142533032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201 (or 5197 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 142533032 is about 11938.7198643741. The cubic root of 142533032 is about 522.3623189811.

Adding to 142533032 its reverse (230335241), we get a palindrome (372868273).

The spelling of 142533032 in words is "one hundred forty-two million, five hundred thirty-three thousand, thirty-two".

Divisors: 1 2 4 8 17 34 68 136 211 422 844 1688 3587 4967 7174 9934 14348 19868 28696 39736 84439 168878 337756 675512 1048037 2096074 4192148 8384296 17816629 35633258 71266516 142533032