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143140422241 = 2979157939569
BaseRepresentation
bin1000010101001111010…
…1011000001001100001
3111200110200221212012001
42011103311120021201
54321122422002431
6145431404004001
713225103341165
oct2052365301141
9450420855161
10143140422241
1155784044923
12238a9530601
13106623a0acb
146cdc748ca5
153acb7a1e61
hex2153d58261

143140422241 has 16 divisors (see below), whose sum is σ = 150049440000. Its totient is φ = 136365255936.

The previous prime is 143140422157. The next prime is 143140422307. The reversal of 143140422241 is 142224041341.

It is a cyclic number.

It is not a de Polignac number, because 143140422241 - 211 = 143140420193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143140429241) 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, 3597705 + ... + 3637273.

It is an arithmetic number, because the mean of its divisors is an integer number (9378090000).

Almost surely, 2143140422241 is an apocalyptic number.

It is an amenable number.

143140422241 is a deficient number, since it is larger than the sum of its proper divisors (6909017759).

143140422241 is a wasteful number, since it uses less digits than its factorization.

143140422241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41256.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 143140422241 its reverse (142224041341), we get a palindrome (285364463582).

The spelling of 143140422241 in words is "one hundred forty-three billion, one hundred forty million, four hundred twenty-two thousand, two hundred forty-one".

Divisors: 1 29 79 1579 2291 39569 45791 124741 1147501 3125951 3617489 62479451 90652579 1811904079 4935876629 143140422241