Base | Representation |
---|---|
bin | 111111101010001… |
… | …010000001010100 |
3 | 2202102122211010001 |
4 | 333222022001110 |
5 | 4141403000300 |
6 | 253551141044 |
7 | 35315661253 |
oct | 7752120124 |
9 | 2672584101 |
10 | 1068015700 |
11 | 4a895a004 |
12 | 259814784 |
13 | 14036276b |
14 | a1bb479a |
15 | 63b6916a |
hex | 3fa8a054 |
1068015700 has 18 divisors (see below), whose sum is σ = 2317594286. Its totient is φ = 427206240.
The previous prime is 1068015679. The next prime is 1068015703. The reversal of 1068015700 is 75108601.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 270405136 + 797610564 = 16444^2 + 28242^2 .
It is a super-2 number, since 2×10680157002 = 2281315070892980000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1068015703) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5339979 + ... + 5340178.
Almost surely, 21068015700 is an apocalyptic number.
1068015700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1068015700 is an abundant number, since it is smaller than the sum of its proper divisors (1249578586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1068015700 is a wasteful number, since it uses less digits than its factorization.
1068015700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10680171 (or 10680164 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 28.
The square root of 1068015700 is about 32680.5094819527. The cubic root of 1068015700 is about 1022.1764688004.
The spelling of 1068015700 in words is "one billion, sixty-eight million, fifteen thousand, seven hundred".
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