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142068880868 = 2260383588199
BaseRepresentation
bin1000010001001111110…
…1110001010111100100
3111120201000122220202112
42010103331301113210
54311424113141433
6145133205100152
713156412363645
oct2042375612744
9446630586675
10142068880868
11552841a7a42
122364a6b7658
13105213a5665
146c3a2d76cc
153a6768d348
hex2113f715e4

142068880868 has 12 divisors (see below), whose sum is σ = 248625081600. Its totient is φ = 71033143272.

The previous prime is 142068880859. The next prime is 142068880879. The reversal of 142068880868 is 868088860241.

142068880868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1420688808682 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52568 + ... + 535631.

It is an arithmetic number, because the mean of its divisors is an integer number (20718756800).

Almost surely, 2142068880868 is an apocalyptic number.

It is an amenable number.

142068880868 is a deficient number, since it is larger than the sum of its proper divisors (106556200732).

142068880868 is a wasteful number, since it uses less digits than its factorization.

142068880868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648586 (or 648584 counting only the distinct ones).

The product of its (nonzero) digits is 9437184, while the sum is 59.

The spelling of 142068880868 in words is "one hundred forty-two billion, sixty-eight million, eight hundred eighty thousand, eight hundred sixty-eight".

Divisors: 1 2 4 60383 120766 241532 588199 1176398 2352796 35517220217 71034440434 142068880868