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142936082770 = 25131099508329
BaseRepresentation
bin1000010100011110100…
…1111000100101010010
3111122221110110100010111
42011013221320211102
54320213114122040
6145355224151534
713220042441245
oct2050751704522
9448843410114
10142936082770
1155689768628
12238510085aa
131062bc57590
146cbd55725c
153ab888bdea
hex2147a78952

142936082770 has 16 divisors (see below), whose sum is σ = 277076099160. Its totient is φ = 52776399744.

The previous prime is 142936082741. The next prime is 142936082791. The reversal of 142936082770 is 77280639241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53354994169 + 89581088601 = 230987^2 + 299301^2 .

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 7 ways as a sum of consecutive naturals, for example, 549754035 + ... + 549754294.

Almost surely, 2142936082770 is an apocalyptic number.

142936082770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142936082770 is a deficient number, since it is larger than the sum of its proper divisors (134140016390).

142936082770 is a wasteful number, since it uses less digits than its factorization.

142936082770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099508349.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The spelling of 142936082770 in words is "one hundred forty-two billion, nine hundred thirty-six million, eighty-two thousand, seven hundred seventy".

Divisors: 1 2 5 10 13 26 65 130 1099508329 2199016658 5497541645 10995083290 14293608277 28587216554 71468041385 142936082770