Base | Representation |
---|---|
bin | 111010011011110… |
… | …1110000001100001 |
3 | 12001122112002211222 |
4 | 1310313232001201 |
5 | 13003423412424 |
6 | 522321544425 |
7 | 66406133426 |
oct | 16467560141 |
9 | 5048462758 |
10 | 1960763489 |
11 | 9168886a3 |
12 | 4687a5115 |
13 | 2532ba1a9 |
14 | 1485a3d4d |
15 | b7211e5e |
hex | 74dee061 |
1960763489 has 8 divisors (see below), whose sum is σ = 1997074560. Its totient is φ = 1924739856.
The previous prime is 1960763471. The next prime is 1960763491. The reversal of 1960763489 is 9843670691.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1960763489 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1960763489.
It is not an unprimeable number, because it can be changed into a prime (1960763419) 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, 58067 + ... + 85400.
It is an arithmetic number, because the mean of its divisors is an integer number (249634320).
Almost surely, 21960763489 is an apocalyptic number.
It is an amenable number.
1960763489 is a deficient number, since it is larger than the sum of its proper divisors (36311071).
1960763489 is a wasteful number, since it uses less digits than its factorization.
1960763489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143719.
The product of its (nonzero) digits is 1959552, while the sum is 53.
The square root of 1960763489 is about 44280.5091321227. The cubic root of 1960763489 is about 1251.6274245918.
The spelling of 1960763489 in words is "one billion, nine hundred sixty million, seven hundred sixty-three thousand, four hundred eighty-nine".
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