Base | Representation |
---|---|
bin | 10010110110100011… |
… | …01111011100001010 |
3 | 222010101000220220210 |
4 | 21123101233130022 |
5 | 131212023441020 |
6 | 4352154501550 |
7 | 505546506165 |
oct | 113321573412 |
9 | 28111026823 |
10 | 10121312010 |
11 | 4324242577 |
12 | 1b657348b6 |
13 | c53b83624 |
14 | 6c0300adc |
15 | 3e38723e0 |
hex | 25b46f70a |
10121312010 has 32 divisors (see below), whose sum is σ = 24531662592. Its totient is φ = 2672292800.
The previous prime is 10121311997. The next prime is 10121312017. The reversal of 10121312010 is 1021312101.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10121312017) 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, 1667154 + ... + 1673213.
It is an arithmetic number, because the mean of its divisors is an integer number (766614456).
Almost surely, 210121312010 is an apocalyptic number.
10121312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10121312010 is an abundant number, since it is smaller than the sum of its proper divisors (14410350582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10121312010 is a wasteful number, since it uses less digits than its factorization.
10121312010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3340478.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 10121312010 its reverse (1021312101), we get a palindrome (11142624111).
Subtracting from 10121312010 its reverse (1021312101), we obtain a palindrome (9099999909).
The spelling of 10121312010 in words is "ten billion, one hundred twenty-one million, three hundred twelve thousand, ten".
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