Base | Representation |
---|---|
bin | 100101110010100… |
… | …0111011000010110 |
3 | 10021101000010110210 |
4 | 1023211013120112 |
5 | 10044103131013 |
6 | 325454030250 |
7 | 43264666344 |
oct | 11345073026 |
9 | 3241003423 |
10 | 1268020758 |
11 | 5a0845844 |
12 | 2b47a8386 |
13 | 17291c154 |
14 | c0598994 |
15 | 764c4cc3 |
hex | 4b947616 |
1268020758 has 8 divisors (see below), whose sum is σ = 2536041528. Its totient is φ = 422673584.
The previous prime is 1268020729. The next prime is 1268020759. The reversal of 1268020758 is 8570208621.
It is a sphenic number, since it is the product of 3 distinct primes.
1268020758 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1268020759) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105668391 + ... + 105668402.
It is an arithmetic number, because the mean of its divisors is an integer number (317005191).
Almost surely, 21268020758 is an apocalyptic number.
1268020758 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1268020758 is a wasteful number, since it uses less digits than its factorization.
1268020758 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211336798.
The product of its (nonzero) digits is 53760, while the sum is 39.
The square root of 1268020758 is about 35609.2790996953. The cubic root of 1268020758 is about 1082.3692721538.
The spelling of 1268020758 in words is "one billion, two hundred sixty-eight million, twenty thousand, seven hundred fifty-eight".
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