Base | Representation |
---|---|
bin | 101111100000011011… |
… | …1100010011000001010 |
3 | 100202022221200121020002 |
4 | 1133000313202120022 |
5 | 3132414112011020 |
6 | 114511203203002 |
7 | 10241102651441 |
oct | 1370067423012 |
9 | 322287617202 |
10 | 102020032010 |
11 | 3a2a2715046 |
12 | 17932376462 |
13 | 980b17b960 |
14 | 4d1b451d58 |
15 | 29c1757975 |
hex | 17c0de260a |
102020032010 has 16 divisors (see below), whose sum is σ = 197761908456. Its totient is φ = 37668934848.
The previous prime is 102020031991. The next prime is 102020032019. The reversal of 102020032010 is 10230020201.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 73429618441 + 28590413569 = 270979^2 + 169087^2 .
It is a junction number, because it is equal to n+sod(n) for n = 102020031982 and 102020032000.
It is not an unprimeable number, because it can be changed into a prime (102020032019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392384609 + ... + 392384868.
Almost surely, 2102020032010 is an apocalyptic number.
102020032010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102020032010 is a deficient number, since it is larger than the sum of its proper divisors (95741876446).
102020032010 is a wasteful number, since it uses less digits than its factorization.
102020032010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 784769497.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 102020032010 its reverse (10230020201), we get a palindrome (112250052211).
The spelling of 102020032010 in words is "one hundred two billion, twenty million, thirty-two thousand, ten".
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