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141220142 = 2710087153
BaseRepresentation
bin10000110101011…
…01100100101110
3100211201201121122
420122231210232
5242123021032
622002500542
73333231350
oct1032554456
9324651548
10141220142
1172795868
123b364752
132334681b
1414a810d0
15c5e8012
hex86ad92e

141220142 has 8 divisors (see below), whose sum is σ = 242091696. Its totient is φ = 60522912.

The previous prime is 141220129. The next prime is 141220171. The reversal of 141220142 is 241022141.

141220142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 141220142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5043563 + ... + 5043590.

It is an arithmetic number, because the mean of its divisors is an integer number (30261462).

Almost surely, 2141220142 is an apocalyptic number.

141220142 is a deficient number, since it is larger than the sum of its proper divisors (100871554).

141220142 is a wasteful number, since it uses less digits than its factorization.

141220142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10087162.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 141220142 is about 11883.6081221151. The cubic root of 141220142 is about 520.7535204819.

Adding to 141220142 its reverse (241022141), we get a palindrome (382242283).

The spelling of 141220142 in words is "one hundred forty-one million, two hundred twenty thousand, one hundred forty-two".

Divisors: 1 2 7 14 10087153 20174306 70610071 141220142