Base | Representation |
---|---|
bin | 10011000011101000… |
… | …01111100111101100 |
3 | 222102000110200000010 |
4 | 21201310033213230 |
5 | 131423120120022 |
6 | 4411114133220 |
7 | 511351143453 |
oct | 114164174754 |
9 | 28360420003 |
10 | 10231020012 |
11 | 4380164844 |
12 | 1b96421210 |
13 | c70815ac5 |
14 | 6d0adbb9a |
15 | 3ed2e350c |
hex | 261d0f9ec |
10231020012 has 24 divisors (see below), whose sum is σ = 24010375536. Its totient is φ = 3390626368.
The previous prime is 10231019969. The next prime is 10231020029. The reversal of 10231020012 is 21002013201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 10231020012.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2462043 + ... + 2466194.
It is an arithmetic number, because the mean of its divisors is an integer number (1000432314).
Almost surely, 210231020012 is an apocalyptic number.
10231020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10231020012 is an abundant number, since it is smaller than the sum of its proper divisors (13779355524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10231020012 is a wasteful number, since it uses less digits than its factorization.
10231020012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4928417 (or 4928415 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 12.
Adding to 10231020012 its reverse (21002013201), we get a palindrome (31233033213).
The spelling of 10231020012 in words is "ten billion, two hundred thirty-one million, twenty thousand, twelve".
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