Base | Representation |
---|---|
bin | 111111101001000… |
… | …010000100010000 |
3 | 2202102002211211100 |
4 | 333221002010100 |
5 | 4141314032401 |
6 | 253540544400 |
7 | 35313323100 |
oct | 7751020420 |
9 | 2672084740 |
10 | 1067720976 |
11 | 4a8778633 |
12 | 2596b2100 |
13 | 14028b57a |
14 | a1b39200 |
15 | 63b0bb86 |
hex | 3fa42110 |
1067720976 has 135 divisors (see below), whose sum is σ = 3484953381. Its totient is φ = 304278912.
The previous prime is 1067720971. The next prime is 1067720977. The reversal of 1067720976 is 6790277601.
The square root of 1067720976 is 32676.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 252047376 + 815673600 = 15876^2 + 28560^2 .
It is a super-2 number, since 2×10677209762 = 2280056165180785152, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1067720971) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2744590 + ... + 2744978.
Almost surely, 21067720976 is an apocalyptic number.
1067720976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1067720976 is the 32676-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1067720976
1067720976 is an abundant number, since it is smaller than the sum of its proper divisors (2417232405).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1067720976 is an equidigital number, since it uses as much as digits as its factorization.
1067720976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 806 (or 401 counting only the distinct ones).
The product of its (nonzero) digits is 222264, while the sum is 45.
The cubic root of 1067720976 is about 1022.0824353346.
The spelling of 1067720976 in words is "one billion, sixty-seven million, seven hundred twenty thousand, nine hundred seventy-six".
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