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142030042332 = 22311835836861
BaseRepresentation
bin1000010001000110100…
…1100111010011011100
3111120121022120201022020
42010101221213103130
54311334142323312
6145125300420140
713155431304033
oct2042151472334
9446538521266
10142030042332
115526428aa82
12236396a7650
1310516327689
146c350a771a
153a6406a78c
hex2111a674dc

142030042332 has 12 divisors (see below), whose sum is σ = 331403432136. Its totient is φ = 47343347440.

The previous prime is 142030042309. The next prime is 142030042361. The reversal of 142030042332 is 233240030241.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5917918419 + ... + 5917918442.

It is an arithmetic number, because the mean of its divisors is an integer number (27616952678).

Almost surely, 2142030042332 is an apocalyptic number.

142030042332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142030042332 is an abundant number, since it is smaller than the sum of its proper divisors (189373389804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142030042332 is a wasteful number, since it uses less digits than its factorization.

142030042332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11835836868 (or 11835836866 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 142030042332 its reverse (233240030241), we get a palindrome (375270072573).

The spelling of 142030042332 in words is "one hundred forty-two billion, thirty million, forty-two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 11835836861 23671673722 35507510583 47343347444 71015021166 142030042332