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1210240300142 = 231111721174721
BaseRepresentation
bin10001100111000111111…
…100010111010001101110
311021200211201122020221002
4101213013330113101232
5124312033004101032
62323550545440302
7153302611550336
oct21470774272156
94250751566832
101210240300142
1142729510a165
12176677040092
138a181ccc7c3
144280c5600c6
1521733c13862
hex119c7f1746e

1210240300142 has 16 divisors (see below), whose sum is σ = 1873947963264. Its totient is φ = 585591552000.

The previous prime is 1210240300133. The next prime is 1210240300183. The reversal of 1210240300142 is 2410030420121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6839342 + ... + 7014062.

It is an arithmetic number, because the mean of its divisors is an integer number (117121747704).

Almost surely, 21210240300142 is an apocalyptic number.

1210240300142 is a deficient number, since it is larger than the sum of its proper divisors (663707663122).

1210240300142 is a wasteful number, since it uses less digits than its factorization.

1210240300142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286475.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1210240300142 its reverse (2410030420121), we get a palindrome (3620270720263).

The spelling of 1210240300142 in words is "one trillion, two hundred ten billion, two hundred forty million, three hundred thousand, one hundred forty-two".

Divisors: 1 2 31 62 111721 174721 223442 349442 3463351 5416351 6926702 10832702 19520004841 39040009682 605120150071 1210240300142