Base | Representation |
---|---|
bin | 1110000110010011101001… |
… | …01001100101010000100101 |
3 | 11001202212020112110221110011 |
4 | 13003021310221211100211 |
5 | 13030423201414000401 |
6 | 145534332410330221 |
7 | 6346616003253226 |
oct | 703116451452045 |
9 | 131685215427404 |
10 | 31003031000101 |
11 | 9973347830206 |
12 | 3588718429971 |
13 | 143b75b654574 |
14 | 7927aa18924d |
15 | 38b6d76a9451 |
hex | 1c3274a65425 |
31003031000101 has 4 divisors (see below), whose sum is σ = 31003489848492. Its totient is φ = 31002572151712.
The previous prime is 31003031000093. The next prime is 31003031000141. The reversal of 31003031000101 is 10100013030013.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16562042983201 + 14440988016900 = 4069649^2 + 3800130^2 .
It is a cyclic number.
It is not a de Polignac number, because 31003031000101 - 23 = 31003031000093 is a prime.
It is a super-2 number, since 2×310030310001012 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31003031000141) 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, 229322830 + ... + 229457983.
It is an arithmetic number, because the mean of its divisors is an integer number (7750872462123).
Almost surely, 231003031000101 is an apocalyptic number.
It is an amenable number.
31003031000101 is a deficient number, since it is larger than the sum of its proper divisors (458848391).
31003031000101 is an equidigital number, since it uses as much as digits as its factorization.
31003031000101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458848390.
The product of its (nonzero) digits is 27, while the sum is 13.
Adding to 31003031000101 its reverse (10100013030013), we get a palindrome (41103044030114).
The spelling of 31003031000101 in words is "thirty-one trillion, three billion, thirty-one million, one hundred one", and thus it is an aban number.
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