Base | Representation |
---|---|
bin | 1000001110101000110110 |
3 | 11001120222222 |
4 | 20032220312 |
5 | 1023011420 |
6 | 114122342 |
7 | 24222644 |
oct | 10165066 |
9 | 4046888 |
10 | 2157110 |
11 | 124373a |
12 | 8803b2 |
13 | 5a6ac7 |
14 | 402194 |
15 | 2c9225 |
hex | 20ea36 |
2157110 has 16 divisors (see below), whose sum is σ = 3920400. Its totient is φ = 854496.
The previous prime is 2157109. The next prime is 2157119. The reversal of 2157110 is 117512.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2157119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101 + ... + 2079.
It is an arithmetic number, because the mean of its divisors is an integer number (245025).
22157110 is an apocalyptic number.
2157110 is a deficient number, since it is larger than the sum of its proper divisors (1763290).
2157110 is a wasteful number, since it uses less digits than its factorization.
2157110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2095.
The product of its (nonzero) digits is 70, while the sum is 17.
The square root of 2157110 is about 1468.7103186129. The cubic root of 2157110 is about 129.2084045947.
The spelling of 2157110 in words is "two million, one hundred fifty-seven thousand, one hundred ten".
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