Base | Representation |
---|---|
bin | 1110001001001100100011… |
… | …01110010010010100001101 |
3 | 11002010100110222022002011001 |
4 | 13010212101232102110031 |
5 | 13034040004033122201 |
6 | 150052111210300301 |
7 | 6360032030434522 |
oct | 704462156222415 |
9 | 132110428262131 |
10 | 31102303020301 |
11 | 9a0145a246307 |
12 | 35a3a02427691 |
13 | 1447c1c3a9316 |
14 | 79750666b149 |
15 | 38e097a46301 |
hex | 1c4991b9250d |
31102303020301 has 4 divisors (see below), whose sum is σ = 31102366136512. Its totient is φ = 31102239904092.
The previous prime is 31102303020233. The next prime is 31102303020307. The reversal of 31102303020301 is 10302030320113.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31102303020301 - 223 = 31102294631693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31102303020307) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30813075 + ... + 31806448.
It is an arithmetic number, because the mean of its divisors is an integer number (7775591534128).
Almost surely, 231102303020301 is an apocalyptic number.
It is an amenable number.
31102303020301 is a deficient number, since it is larger than the sum of its proper divisors (63116211).
31102303020301 is an equidigital number, since it uses as much as digits as its factorization.
31102303020301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63116210.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 31102303020301 its reverse (10302030320113), we get a palindrome (41404333340414).
The spelling of 31102303020301 in words is "thirty-one trillion, one hundred two billion, three hundred three million, twenty thousand, three hundred one".
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