Base | Representation |
---|---|
bin | 101111100000001010… |
… | …1011101101101110111 |
3 | 100202022022212210211202 |
4 | 1133000111131231313 |
5 | 3132404320200043 |
6 | 114510243523115 |
7 | 10240634020610 |
oct | 1370025355567 |
9 | 322268783752 |
10 | 102011100023 |
11 | 3a298674338 |
12 | 1792b38949b |
13 | 9809372261 |
14 | 4d1a1a8c07 |
15 | 29c0a911b8 |
hex | 17c055db77 |
102011100023 has 4 divisors (see below), whose sum is σ = 116584114320. Its totient is φ = 87438085728.
The previous prime is 102011100011. The next prime is 102011100041. The reversal of 102011100023 is 320001110201.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 102011100023 - 222 = 102006905719 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102011099977 and 102011100013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102011100053) 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, 7286507138 + ... + 7286507151.
It is an arithmetic number, because the mean of its divisors is an integer number (29146028580).
Almost surely, 2102011100023 is an apocalyptic number.
102011100023 is a deficient number, since it is larger than the sum of its proper divisors (14573014297).
102011100023 is an equidigital number, since it uses as much as digits as its factorization.
102011100023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14573014296.
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 102011100023 its reverse (320001110201), we get a palindrome (422012210224).
The spelling of 102011100023 in words is "one hundred two billion, eleven million, one hundred thousand, twenty-three".
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