Base | Representation |
---|---|
bin | 101111000010010101… |
… | …1110000011101011001 |
3 | 100122201120201110101200 |
4 | 1132010223300131121 |
5 | 3123332114423001 |
6 | 114223053304413 |
7 | 10204062322425 |
oct | 1360453603531 |
9 | 318646643350 |
10 | 101010311001 |
11 | 39924761776 |
12 | 176b0195109 |
13 | 96a9c19bc2 |
14 | 4c632d3b85 |
15 | 2962ca6086 |
hex | 1784af0759 |
101010311001 has 12 divisors (see below), whose sum is σ = 146146558740. Its totient is φ = 67228156800.
The previous prime is 101010310987. The next prime is 101010311011. The reversal of 101010311001 is 100113010101.
It can be written as a sum of positive squares in 2 ways, for example, as 65270030400 + 35740280601 = 255480^2 + 189051^2 .
It is not a de Polignac number, because 101010311001 - 222 = 101006116697 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (101010311011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9331836 + ... + 9342653.
It is an arithmetic number, because the mean of its divisors is an integer number (12178879895).
Almost surely, 2101010311001 is an apocalyptic number.
It is an amenable number.
101010311001 is a deficient number, since it is larger than the sum of its proper divisors (45136247739).
101010311001 is a wasteful number, since it uses less digits than its factorization.
101010311001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18675096 (or 18675093 counting only the distinct ones).
The product of its (nonzero) digits is 3, while the sum is 9.
Adding to 101010311001 its reverse (100113010101), we get a palindrome (201123321102).
The spelling of 101010311001 in words is "one hundred one billion, ten million, three hundred eleven thousand, one".
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