Base | Representation |
---|---|
bin | 1110001100100111111000… |
… | …00111100000010111101010 |
3 | 11002112121102010000210020021 |
4 | 13012103330013200113222 |
5 | 13043002131321231404 |
6 | 150222143254351054 |
7 | 6401400665410360 |
oct | 706237407402752 |
9 | 132477363023207 |
10 | 31220052133354 |
11 | 9a47393584787 |
12 | 36027a435b48a |
13 | 1456066156006 |
14 | 79d0b6a8b630 |
15 | 39218a0cc454 |
hex | 1c64fc1e05ea |
31220052133354 has 16 divisors (see below), whose sum is σ = 53521866223488. Its totient is φ = 13379578129872.
The previous prime is 31220052133349. The next prime is 31220052133357. The reversal of 31220052133354 is 45333125002213.
It is not an unprimeable number, because it can be changed into a prime (31220052133357) 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 7 ways as a sum of consecutive naturals, for example, 36580822 + ... + 37424545.
It is an arithmetic number, because the mean of its divisors is an integer number (3345116638968).
Almost surely, 231220052133354 is an apocalyptic number.
31220052133354 is a deficient number, since it is larger than the sum of its proper divisors (22301814090134).
31220052133354 is a wasteful number, since it uses less digits than its factorization.
31220052133354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74035509.
The product of its (nonzero) digits is 64800, while the sum is 34.
Adding to 31220052133354 its reverse (45333125002213), we get a palindrome (76553177135567).
The spelling of 31220052133354 in words is "thirty-one trillion, two hundred twenty billion, fifty-two million, one hundred thirty-three thousand, three hundred fifty-four".
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