Base | Representation |
---|---|
bin | 111101001010111… |
… | …010010001010010 |
3 | 2122112002221011202 |
4 | 331022322101102 |
5 | 4100211122130 |
6 | 245500311202 |
7 | 34301103443 |
oct | 7512722122 |
9 | 2575087152 |
10 | 1026270290 |
11 | 487337071 |
12 | 247842502 |
13 | 134807636 |
14 | 9a4292ca |
15 | 60170145 |
hex | 3d2ba452 |
1026270290 has 16 divisors (see below), whose sum is σ = 1847919960. Its totient is φ = 410367360.
The previous prime is 1026270269. The next prime is 1026270353. The reversal of 1026270290 is 920726201.
1026270290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 598731961 + 427538329 = 24469^2 + 20677^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16100 + ... + 48080.
Almost surely, 21026270290 is an apocalyptic number.
1026270290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1026270290 is a deficient number, since it is larger than the sum of its proper divisors (821649670).
1026270290 is a wasteful number, since it uses less digits than its factorization.
1026270290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35197.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 1026270290 is about 32035.4536412394. The cubic root of 1026270290 is about 1008.6811823270.
Adding to 1026270290 its reverse (920726201), we get a palindrome (1946996491).
The spelling of 1026270290 in words is "one billion, twenty-six million, two hundred seventy thousand, two hundred ninety".
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