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142433522 = 27111795167
BaseRepresentation
bin10000111110101…
…01110011110010
3100221000101001122
420133111303302
5242430333042
622044502242
73346444040
oct1037256362
9327011048
10142433522
1173444460
123b84a982
132367cbba
1414cb9390
15c7877d2
hex87d5cf2

142433522 has 32 divisors (see below), whose sum is σ = 267909120. Its totient is φ = 55172880.

The previous prime is 142433521. The next prime is 142433527. The reversal of 142433522 is 225334241.

It is a junction number, because it is equal to n+sod(n) for n = 142433491 and 142433500.

It is not an unprimeable number, because it can be changed into a prime (142433521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24983 + ... + 30149.

It is an arithmetic number, because the mean of its divisors is an integer number (8372160).

Almost surely, 2142433522 is an apocalyptic number.

142433522 is a deficient number, since it is larger than the sum of its proper divisors (125475598).

142433522 is a wasteful number, since it uses less digits than its factorization.

142433522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5366.

The product of its digits is 5760, while the sum is 26.

The square root of 142433522 is about 11934.5516044802. The cubic root of 142433522 is about 522.2407275739.

Adding to 142433522 its reverse (225334241), we get a palindrome (367767763).

The spelling of 142433522 in words is "one hundred forty-two million, four hundred thirty-three thousand, five hundred twenty-two".

Divisors: 1 2 7 11 14 22 77 154 179 358 1253 1969 2506 3938 5167 10334 13783 27566 36169 56837 72338 113674 397859 795718 924893 1849786 6474251 10173823 12948502 20347646 71216761 142433522