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142024476774 = 23193181167723
BaseRepresentation
bin1000010001000101010…
…0011000100001100110
3111120120221002221210110
42010101110120201212
54311331231224044
6145124541233450
713155333063645
oct2042124304146
9446527087713
10142024476774
1155261129544
1223637862886
131051512934b
146c3445935c
153a6381b6b9
hex2111518866

142024476774 has 32 divisors (see below), whose sum is σ = 285682587264. Its totient is φ = 47069498880.

The previous prime is 142024476767. The next prime is 142024476827. The reversal of 142024476774 is 477674420241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2063277 + ... + 2130999.

It is an arithmetic number, because the mean of its divisors is an integer number (8927580852).

Almost surely, 2142024476774 is an apocalyptic number.

142024476774 is an abundant number, since it is smaller than the sum of its proper divisors (143658110490).

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

142024476774 is a wasteful number, since it uses less digits than its factorization.

142024476774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69732.

The product of its (nonzero) digits is 2107392, while the sum is 48.

The spelling of 142024476774 in words is "one hundred forty-two billion, twenty-four million, four hundred seventy-six thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 193 386 579 1158 1811 3622 5433 10866 67723 135446 203169 349523 406338 699046 1048569 2097138 13070539 26141078 39211617 78423234 122646353 245292706 367939059 735878118 23670746129 47341492258 71012238387 142024476774