Base | Representation |
---|---|
bin | 11000100111000… |
… | …00111010101000 |
3 | 112101110100101122 |
4 | 30103200322220 |
5 | 410322122102 |
6 | 32252434412 |
7 | 5054505110 |
oct | 1423407250 |
9 | 471410348 |
10 | 206442152 |
11 | a6593054 |
12 | 59178a08 |
13 | 33a01627 |
14 | 1d5bc040 |
15 | 131cd0a2 |
hex | c4e0ea8 |
206442152 has 32 divisors (see below), whose sum is σ = 468400320. Its totient is φ = 83270400.
The previous prime is 206442133. The next prime is 206442157. The reversal of 206442152 is 251244602.
It is a super-2 number, since 2×2064421522 = 85236724244782208, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (206442157) 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, 107474 + ... + 109377.
It is an arithmetic number, because the mean of its divisors is an integer number (14637510).
Almost surely, 2206442152 is an apocalyptic number.
It is an amenable number.
206442152 is an abundant number, since it is smaller than the sum of its proper divisors (261958168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206442152 is a wasteful number, since it uses less digits than its factorization.
206442152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216881 (or 216877 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 206442152 is about 14368.0949328712. The cubic root of 206442152 is about 591.0163006566.
Adding to 206442152 its reverse (251244602), we get a palindrome (457686754).
The spelling of 206442152 in words is "two hundred six million, four hundred forty-two thousand, one hundred fifty-two".
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