Base | Representation |
---|---|
bin | 110100011010… |
… | …0110000011110 |
3 | 1220201002012100 |
4 | 1220310300132 |
5 | 24013312240 |
6 | 2420545530 |
7 | 452365623 |
oct | 150646036 |
9 | 56632170 |
10 | 27479070 |
11 | 14569483 |
12 | 92522a6 |
13 | 5901708 |
14 | 391434a |
15 | 262be30 |
hex | 1a34c1e |
27479070 has 48 divisors (see below), whose sum is σ = 72176832. Its totient is φ = 7252800.
The previous prime is 27479063. The next prime is 27479071. The reversal of 27479070 is 7097472.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27479071) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7579 + ... + 10601.
It is an arithmetic number, because the mean of its divisors is an integer number (1503684).
Almost surely, 227479070 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27479070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36088416).
27479070 is an abundant number, since it is smaller than the sum of its proper divisors (44697762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27479070 is a wasteful number, since it uses less digits than its factorization.
27479070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3137 (or 3134 counting only the distinct ones).
The product of its (nonzero) digits is 24696, while the sum is 36.
The square root of 27479070 is about 5242.0482637992. The cubic root of 27479070 is about 301.7639413750.
The spelling of 27479070 in words is "twenty-seven million, four hundred seventy-nine thousand, seventy".
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