Base | Representation |
---|---|
bin | 101111100000011100… |
… | …0001101110110000100 |
3 | 100202022222000122110020 |
4 | 1133000320031312010 |
5 | 3132414133210202 |
6 | 114511211055140 |
7 | 10241104322505 |
oct | 1370070156604 |
9 | 322288018406 |
10 | 102020210052 |
11 | 3a2a2826892 |
12 | 179324414b0 |
13 | 980b2119c7 |
14 | 4d1b49abac |
15 | 29c17905bc |
hex | 17c0e0dd84 |
102020210052 has 24 divisors (see below), whose sum is σ = 241308078816. Its totient is φ = 33540890688.
The previous prime is 102020209943. The next prime is 102020210053. The reversal of 102020210052 is 250012020201.
It is not an unprimeable number, because it can be changed into a prime (102020210053) 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, 58229838 + ... + 58231589.
It is an arithmetic number, because the mean of its divisors is an integer number (10054503284).
Almost surely, 2102020210052 is an apocalyptic number.
102020210052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102020210052 is an abundant number, since it is smaller than the sum of its proper divisors (139287868764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102020210052 is a wasteful number, since it uses less digits than its factorization.
102020210052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116461507 (or 116461505 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
Adding to 102020210052 its reverse (250012020201), we get a palindrome (352032230253).
The spelling of 102020210052 in words is "one hundred two billion, twenty million, two hundred ten thousand, fifty-two".
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