Base | Representation |
---|---|
bin | 11100111010101001… |
… | …111011100011010110 |
3 | 2222010211212120100000 |
4 | 130322221323203112 |
5 | 1002042000411210 |
6 | 22132540232130 |
7 | 2146263540405 |
oct | 347251734326 |
9 | 88124776300 |
10 | 31048841430 |
11 | 12193297132 |
12 | 602623b646 |
13 | 2c0a773229 |
14 | 170786b63c |
15 | c1ac56ac0 |
hex | 73aa7b8d6 |
31048841430 has 96 divisors (see below), whose sum is σ = 86417630208. Its totient is φ = 8012584800.
The previous prime is 31048841419. The next prime is 31048841437. The reversal of 31048841430 is 3414884013.
31048841430 is a `hidden beast` number, since 3 + 104 + 88 + 41 + 430 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31048841437) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 130756 + ... + 281415.
It is an arithmetic number, because the mean of its divisors is an integer number (900183648).
Almost surely, 231048841430 is an apocalyptic number.
31048841430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
31048841430 is an abundant number, since it is smaller than the sum of its proper divisors (55368788778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31048841430 is a wasteful number, since it uses less digits than its factorization.
31048841430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 412224 (or 412212 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 36.
The spelling of 31048841430 in words is "thirty-one billion, forty-eight million, eight hundred forty-one thousand, four hundred thirty".
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