Base | Representation |
---|---|
bin | 101001101010… |
… | …010111000010 |
3 | 202112212100200 |
4 | 221222113002 |
5 | 10243441120 |
6 | 1030030030 |
7 | 161554563 |
oct | 51522702 |
9 | 22485320 |
10 | 10921410 |
11 | 618a465 |
12 | 37a8316 |
13 | 2355096 |
14 | 164416a |
15 | e5ae90 |
hex | a6a5c2 |
10921410 has 24 divisors (see below), whose sum is σ = 28395900. Its totient is φ = 2912352.
The previous prime is 10921403. The next prime is 10921411. The reversal of 10921410 is 1412901.
It can be written as a sum of positive squares in 2 ways, for example, as 10169721 + 751689 = 3189^2 + 867^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (10921411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60585 + ... + 60764.
Almost surely, 210921410 is an apocalyptic number.
10921410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10921410 is an abundant number, since it is smaller than the sum of its proper divisors (17474490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10921410 is a wasteful number, since it uses less digits than its factorization.
10921410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121362 (or 121359 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
The square root of 10921410 is about 3304.7556641906. The cubic root of 10921410 is about 221.8670984424.
The spelling of 10921410 in words is "ten million, nine hundred twenty-one thousand, four hundred ten".
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