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143141352021 = 3225163364919
BaseRepresentation
bin1000010101001111100…
…0111011001001010101
3111200110202201002121100
42011103320323021111
54321123141231041
6145431435540313
713225114263003
oct2052370731125
9450422632540
10143141352021
115578461a438
12238a98ba699
1310662638085
146cdc90ba73
153acb8d76b6
hex2153e3b255

143141352021 has 12 divisors (see below), whose sum is σ = 207583477920. Its totient is φ = 95047377000.

The previous prime is 143141351953. The next prime is 143141352043. The reversal of 143141352021 is 120253141341.

143141352021 is a `hidden beast` number, since 1 + 43 + 1 + 413 + 5 + 202 + 1 = 666.

143141352021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 143141352021 - 210 = 143141350997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143141352091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31680201 + ... + 31684718.

It is an arithmetic number, because the mean of its divisors is an integer number (17298623160).

Almost surely, 2143141352021 is an apocalyptic number.

It is an amenable number.

143141352021 is a deficient number, since it is larger than the sum of its proper divisors (64442125899).

143141352021 is a wasteful number, since it uses less digits than its factorization.

143141352021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63365176 (or 63365173 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 143141352021 its reverse (120253141341), we get a palindrome (263394493362).

The spelling of 143141352021 in words is "one hundred forty-three billion, one hundred forty-one million, three hundred fifty-two thousand, twenty-one".

Divisors: 1 3 9 251 753 2259 63364919 190094757 570284271 15904594669 47713784007 143141352021