Base | Representation |
---|---|
bin | 110111111110100010… |
… | …0110101011010101010 |
3 | 102111021122100201210100 |
4 | 1233331010311122222 |
5 | 3432142231120020 |
6 | 131120153530230 |
7 | 11453626211433 |
oct | 1577504653252 |
9 | 374248321710 |
10 | 120210020010 |
11 | 46a87471283 |
12 | 1b36a113976 |
13 | b44986c372 |
14 | 5b651b648a |
15 | 31d863da90 |
hex | 1bfd1356aa |
120210020010 has 24 divisors (see below), whose sum is σ = 312546052260. Its totient is φ = 32056005312.
The previous prime is 120210020009. The next prime is 120210020083. The reversal of 120210020010 is 10020012021.
It can be written as a sum of positive squares in 2 ways, for example, as 112688447481 + 7521572529 = 335691^2 + 86727^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 120210019974 and 120210020001.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 667833355 + ... + 667833534.
Almost surely, 2120210020010 is an apocalyptic number.
120210020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120210020010 is an abundant number, since it is smaller than the sum of its proper divisors (192336032250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120210020010 is a wasteful number, since it uses less digits than its factorization.
120210020010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1335666902 (or 1335666899 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 120210020010 its reverse (10020012021), we get a palindrome (130230032031).
The spelling of 120210020010 in words is "one hundred twenty billion, two hundred ten million, twenty thousand, ten".
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