Base | Representation |
---|---|
bin | 10001010010111… |
… | …001110011111101 |
3 | 202020000001202020 |
4 | 101102321303331 |
5 | 1043240334221 |
6 | 44443150353 |
7 | 10122250011 |
oct | 2122716375 |
9 | 666001666 |
10 | 290168061 |
11 | 139879617 |
12 | 812153b9 |
13 | 481678a1 |
14 | 2a774541 |
15 | 1a71aac6 |
hex | 114b9cfd |
290168061 has 8 divisors (see below), whose sum is σ = 387045984. Its totient is φ = 193367760.
The previous prime is 290168059. The next prime is 290168063. The reversal of 290168061 is 160861092.
It is an interprime number because it is at equal distance from previous prime (290168059) and next prime (290168063).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 290168061 - 21 = 290168059 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (290168063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10035 + ... + 26096.
It is an arithmetic number, because the mean of its divisors is an integer number (48380748).
Almost surely, 2290168061 is an apocalyptic number.
It is an amenable number.
290168061 is a deficient number, since it is larger than the sum of its proper divisors (96877923).
290168061 is a wasteful number, since it uses less digits than its factorization.
290168061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38811.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 290168061 is about 17034.3200920964. The cubic root of 290168061 is about 662.0384337388.
The spelling of 290168061 in words is "two hundred ninety million, one hundred sixty-eight thousand, sixty-one".
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