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142055031120051 = 3710962059865059
BaseRepresentation
bin100000010011001011000011…
…101010110010000010110011
3200121222022212100211221102210
4200103023003222302002303
5122104412200431320201
61222043102543543203
741631065045426310
oct4023130352620263
9617868770757383
10142055031120051
1141299222778035
1213b232725bab03
13613596914b0aa
14271170074dd07
15116529d8b11d6
hex8132c3ab20b3

142055031120051 has 16 divisors (see below), whose sum is σ = 218450725011200. Its totient is φ = 80429585115168.

The previous prime is 142055031120049. The next prime is 142055031120083. The reversal of 142055031120051 is 150021130550241.

It is not a de Polignac number, because 142055031120051 - 21 = 142055031120049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142055031120001) 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, 31029930241 + ... + 31029934818.

It is an arithmetic number, because the mean of its divisors is an integer number (13653170313200).

Almost surely, 2142055031120051 is an apocalyptic number.

142055031120051 is a deficient number, since it is larger than the sum of its proper divisors (76395693891149).

142055031120051 is a wasteful number, since it uses less digits than its factorization.

142055031120051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62059865178.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 142055031120051 its reverse (150021130550241), we get a palindrome (292076161670292).

The spelling of 142055031120051 in words is "one hundred forty-two trillion, fifty-five billion, thirty-one million, one hundred twenty thousand, fifty-one".

Divisors: 1 3 7 21 109 327 763 2289 62059865059 186179595177 434419055413 1303257166239 6764525291431 20293575874293 47351677040017 142055031120051