Base | Representation |
---|---|
bin | 11000100101101… |
… | …10111001011000 |
3 | 112101010121022010 |
4 | 30102312321120 |
5 | 410301120130 |
6 | 32245025520 |
7 | 5053160244 |
oct | 1422667130 |
9 | 471117263 |
10 | 206270040 |
11 | a6485809 |
12 | 590b52a0 |
13 | 339711a2 |
14 | 1d575424 |
15 | 131970b0 |
hex | c4b6e58 |
206270040 has 64 divisors (see below), whose sum is σ = 640159200. Its totient is φ = 53107712.
The previous prime is 206270033. The next prime is 206270047. The reversal of 206270040 is 40072602.
It is a happy number.
206270040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (206270033) and next prime (206270047).
It is a junction number, because it is equal to n+sod(n) for n = 206269989 and 206270016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206270047) 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, 26157 + ... + 33116.
Almost surely, 2206270040 is an apocalyptic number.
206270040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
206270040 is an abundant number, since it is smaller than the sum of its proper divisors (433889160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206270040 is a wasteful number, since it uses less digits than its factorization.
206270040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59316 (or 59312 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 21.
The square root of 206270040 is about 14362.1043026431. The cubic root of 206270040 is about 590.8520104376.
The spelling of 206270040 in words is "two hundred six million, two hundred seventy thousand, forty".
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