Base | Representation |
---|---|
bin | 111101000100011010… |
… | …0010101100100100110 |
3 | 110112111200101211022021 |
4 | 1322020310111210212 |
5 | 4122040434040402 |
6 | 140125200253354 |
7 | 12321611230264 |
oct | 1721064254446 |
9 | 415450354267 |
10 | 131144440102 |
11 | 506886879a5 |
12 | 2150001125a |
13 | c4a0015020 |
14 | 64c1495434 |
15 | 3628576d37 |
hex | 1e88d15926 |
131144440102 has 16 divisors (see below), whose sum is σ = 211865294592. Its totient is φ = 60523464960.
The previous prime is 131144440087. The next prime is 131144440151. The reversal of 131144440102 is 201044441131.
It is a congruent number.
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, 152827 + ... + 534457.
It is an arithmetic number, because the mean of its divisors is an integer number (13241580912).
Almost surely, 2131144440102 is an apocalyptic number.
131144440102 is a deficient number, since it is larger than the sum of its proper divisors (80720854490).
131144440102 is a wasteful number, since it uses less digits than its factorization.
131144440102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394863.
The product of its (nonzero) digits is 1536, while the sum is 25.
Adding to 131144440102 its reverse (201044441131), we get a palindrome (332188881233).
The spelling of 131144440102 in words is "one hundred thirty-one billion, one hundred forty-four million, four hundred forty thousand, one hundred two".
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