Base | Representation |
---|---|
bin | 11101000000011110… |
… | …100111111111011111 |
3 | 2222101122201012222110 |
4 | 131000132213333133 |
5 | 1002242003303043 |
6 | 22150350245103 |
7 | 2151561142023 |
oct | 350036477737 |
9 | 88348635873 |
10 | 31146541023 |
11 | 122334572a4 |
12 | 6052ab6793 |
13 | 2c24a8c940 |
14 | 1716820383 |
15 | c24604b33 |
hex | 7407a7fdf |
31146541023 has 16 divisors (see below), whose sum is σ = 44882411616. Its totient is φ = 19098885120.
The previous prime is 31146541021. The next prime is 31146541033. The reversal of 31146541023 is 32014564113.
It is not a de Polignac number, because 31146541023 - 21 = 31146541021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31146541021) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1410090 + ... + 1432007.
It is an arithmetic number, because the mean of its divisors is an integer number (2805150726).
Almost surely, 231146541023 is an apocalyptic number.
31146541023 is a deficient number, since it is larger than the sum of its proper divisors (13735870593).
31146541023 is a wasteful number, since it uses less digits than its factorization.
31146541023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2842394.
The product of its (nonzero) digits is 8640, while the sum is 30.
The spelling of 31146541023 in words is "thirty-one billion, one hundred forty-six million, five hundred forty-one thousand, twenty-three".
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