Base | Representation |
---|---|
bin | 11101010000001001… |
… | …010101100011110011 |
3 | 10000001222022122011022 |
4 | 131100021111203303 |
5 | 1003311301132310 |
6 | 22232420210055 |
7 | 2161232313650 |
oct | 352011254363 |
9 | 100058278138 |
10 | 31409395955 |
11 | 12358870083 |
12 | 6106b3992b |
13 | 2c673834c2 |
14 | 173d6c4c27 |
15 | c3c727a55 |
hex | 7502558f3 |
31409395955 has 8 divisors (see below), whose sum is σ = 43075743072. Its totient is φ = 21537871488.
The previous prime is 31409395939. The next prime is 31409396023. The reversal of 31409395955 is 55959390413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31409395955 - 24 = 31409395939 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31409395897 and 31409395906.
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, 448705622 + ... + 448705691.
It is an arithmetic number, because the mean of its divisors is an integer number (5384467884).
Almost surely, 231409395955 is an apocalyptic number.
31409395955 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
31409395955 is a deficient number, since it is larger than the sum of its proper divisors (11666347117).
31409395955 is an equidigital number, since it uses as much as digits as its factorization.
31409395955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 897411325.
The product of its (nonzero) digits is 3280500, while the sum is 53.
The spelling of 31409395955 in words is "thirty-one billion, four hundred nine million, three hundred ninety-five thousand, nine hundred fifty-five".
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