Base | Representation |
---|---|
bin | 10110011111000001… |
… | …011100100001111111 |
3 | 2022022112220221122021 |
4 | 112133001130201333 |
5 | 343421023332311 |
6 | 15031355501011 |
7 | 1513165232053 |
oct | 263701344177 |
9 | 68275827567 |
10 | 24142792831 |
11 | a269a82653 |
12 | 4819457767 |
13 | 2379a73941 |
14 | 12505a9c63 |
15 | 9647ea171 |
hex | 59f05c87f |
24142792831 has 4 divisors (see below), whose sum is σ = 24143364792. Its totient is φ = 24142220872.
The previous prime is 24142792819. The next prime is 24142792873. The reversal of 24142792831 is 13829724142.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 24142792831 - 25 = 24142792799 is a prime.
It is a super-2 number, since 2×241427928312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24142792631) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217141 + ... + 308926.
It is an arithmetic number, because the mean of its divisors is an integer number (6035841198).
Almost surely, 224142792831 is an apocalyptic number.
24142792831 is a deficient number, since it is larger than the sum of its proper divisors (571961).
24142792831 is an equidigital number, since it uses as much as digits as its factorization.
24142792831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 571960.
The product of its digits is 193536, while the sum is 43.
The spelling of 24142792831 in words is "twenty-four billion, one hundred forty-two million, seven hundred ninety-two thousand, eight hundred thirty-one".
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