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142023042412 = 22121329271031
BaseRepresentation
bin1000010001000100111…
…0111010010101101100
3111120120211102002012221
42010101032322111230
54311330344324122
6145124450405124
713155314641066
oct2042116722554
9446524362187
10142023042412
1155260339919
12236372907a4
1310514a46504
146c341a4736
153a636366c7
hex21113ba56c

142023042412 has 12 divisors (see below), whose sum is σ = 248745229936. Its totient is φ = 70952976720.

The previous prime is 142023042409. The next prime is 142023042463. The reversal of 142023042412 is 214240320241.

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, 14630664 + ... + 14640367.

Almost surely, 2142023042412 is an apocalyptic number.

It is an amenable number.

142023042412 is a deficient number, since it is larger than the sum of its proper divisors (106722187524).

142023042412 is a wasteful number, since it uses less digits than its factorization.

142023042412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29272248 (or 29272246 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 142023042412 its reverse (214240320241), we get a palindrome (356263362653).

The spelling of 142023042412 in words is "one hundred forty-two billion, twenty-three million, forty-two thousand, four hundred twelve".

Divisors: 1 2 4 1213 2426 4852 29271031 58542062 117084124 35505760603 71011521206 142023042412