Base | Representation |
---|---|
bin | 11101010100111010… |
… | …111001110100101101 |
3 | 10000021120001021002000 |
4 | 131110322321310231 |
5 | 1003442302422123 |
6 | 22244401122513 |
7 | 2163224214552 |
oct | 352472716455 |
9 | 100246037060 |
10 | 31489498413 |
11 | 1239a00125a |
12 | 6129929439 |
13 | 2c7ab4b3c9 |
14 | 174a1b6a29 |
15 | c4479bb43 |
hex | 754eb9d2d |
31489498413 has 16 divisors (see below), whose sum is σ = 46664741760. Its totient is φ = 20986864128.
The previous prime is 31489498357. The next prime is 31489498423.
31489498413 is a `hidden beast` number, since 3 + 148 + 9 + 498 + 4 + 1 + 3 = 666.
31489498413 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 31489498413 - 218 = 31489236269 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 31489498413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31489498423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75345 + ... + 262022.
It is an arithmetic number, because the mean of its divisors is an integer number (2916546360).
Almost surely, 231489498413 is an apocalyptic number.
It is an amenable number.
31489498413 is a deficient number, since it is larger than the sum of its proper divisors (15175243347).
31489498413 is a wasteful number, since it uses less digits than its factorization.
31489498413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340833 (or 340827 counting only the distinct ones).
The product of its digits is 2985984, while the sum is 54.
The spelling of 31489498413 in words is "thirty-one billion, four hundred eighty-nine million, four hundred ninety-eight thousand, four hundred thirteen".
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