Base | Representation |
---|---|
bin | 110101010110… |
… | …0101000111110 |
3 | 1221122000210000 |
4 | 1222230220332 |
5 | 24130020420 |
6 | 2435255130 |
7 | 456512340 |
oct | 152545076 |
9 | 57560700 |
10 | 27970110 |
11 | 148743a3 |
12 | 944a4a6 |
13 | 5a4407c |
14 | 3a01290 |
15 | 26c7690 |
hex | 1aaca3e |
27970110 has 80 divisors (see below), whose sum is σ = 85970016. Its totient is φ = 6391872.
The previous prime is 27970097. The next prime is 27970127. The reversal of 27970110 is 1107972.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3204 + ... + 8136.
Almost surely, 227970110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27970110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42985008).
27970110 is an abundant number, since it is smaller than the sum of its proper divisors (57999906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27970110 is a wasteful number, since it uses less digits than its factorization.
27970110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4959 (or 4950 counting only the distinct ones).
The product of its (nonzero) digits is 882, while the sum is 27.
The square root of 27970110 is about 5288.6775284564. The cubic root of 27970110 is about 303.5508067587.
The spelling of 27970110 in words is "twenty-seven million, nine hundred seventy thousand, one hundred ten".
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