Base | Representation |
---|---|
bin | 101111100000001000… |
… | …1011000110011001111 |
3 | 100202022020212111211211 |
4 | 1133000101120303033 |
5 | 3132404032000221 |
6 | 114510204555251 |
7 | 10240621650046 |
oct | 1370021306317 |
9 | 322266774754 |
10 | 102010031311 |
11 | 3a298004401 |
12 | 1792ab52b27 |
13 | 9809089996 |
14 | 4d19dab55d |
15 | 29c092e6e1 |
hex | 17c0458ccf |
102010031311 has 4 divisors (see below), whose sum is σ = 102813260032. Its totient is φ = 101206802592.
The previous prime is 102010031251. The next prime is 102010031329. The reversal of 102010031311 is 113130010201.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113130010201 = 13 ⋅8702308477.
It is a cyclic number.
It is not a de Polignac number, because 102010031311 - 215 = 102009998543 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102010031291 and 102010031300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102010031341) 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, 401614170 + ... + 401614423.
It is an arithmetic number, because the mean of its divisors is an integer number (25703315008).
Almost surely, 2102010031311 is an apocalyptic number.
102010031311 is a deficient number, since it is larger than the sum of its proper divisors (803228721).
102010031311 is an equidigital number, since it uses as much as digits as its factorization.
102010031311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 803228720.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 102010031311 its reverse (113130010201), we get a palindrome (215140041512).
The spelling of 102010031311 in words is "one hundred two billion, ten million, thirty-one thousand, three hundred eleven".
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