Base | Representation |
---|---|
bin | 110111111110100010… |
… | …1001101110100110001 |
3 | 102111021122112210221010 |
4 | 1233331011031310301 |
5 | 3432142242314420 |
6 | 131120200021133 |
7 | 11453630106054 |
oct | 1577505156461 |
9 | 374248483833 |
10 | 120210119985 |
11 | 46a8752a3aa |
12 | 1b36a1617a9 |
13 | b4498a5a17 |
14 | 5b65200a9b |
15 | 31d865d4e0 |
hex | 1bfd14dd31 |
120210119985 has 16 divisors (see below), whose sum is σ = 192344017536. Its totient is φ = 64109455488.
The previous prime is 120210119983. The next prime is 120210120001. The reversal of 120210119985 is 589911012021.
It is a happy number.
It is not a de Polignac number, because 120210119985 - 21 = 120210119983 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (120210119983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252012 + ... + 551298.
It is an arithmetic number, because the mean of its divisors is an integer number (12021501096).
Almost surely, 2120210119985 is an apocalyptic number.
120210119985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
120210119985 is a deficient number, since it is larger than the sum of its proper divisors (72133897551).
120210119985 is a wasteful number, since it uses less digits than its factorization.
120210119985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326072.
The product of its (nonzero) digits is 12960, while the sum is 39.
The spelling of 120210119985 in words is "one hundred twenty billion, two hundred ten million, one hundred nineteen thousand, nine hundred eighty-five".
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