Base | Representation |
---|---|
bin | 111100100101010… |
… | …000000101010000 |
3 | 2121211112101011022 |
4 | 330211100011100 |
5 | 4040144220120 |
6 | 244504535012 |
7 | 34121145641 |
oct | 7445200520 |
9 | 2554471138 |
10 | 1016398160 |
11 | 481803a88 |
12 | 244481468 |
13 | 13275c03b |
14 | 98db96c8 |
15 | 5e370025 |
hex | 3c950150 |
1016398160 has 80 divisors (see below), whose sum is σ = 2493590400. Its totient is φ = 384219648.
The previous prime is 1016398153. The next prime is 1016398169. The reversal of 1016398160 is 618936101.
It is a Cunningham number, because it is equal to 318812-1.
It is a tau number, because it is divible by the number of its divisors (80).
It is a self number, because there is not a number n which added to its sum of digits gives 1016398160.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1016398169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211021 + ... + 1211859.
It is an arithmetic number, because the mean of its divisors is an integer number (31169880).
Almost surely, 21016398160 is an apocalyptic number.
1016398160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1016398160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1246795200).
1016398160 is an abundant number, since it is smaller than the sum of its proper divisors (1477192240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1016398160 is a wasteful number, since it uses less digits than its factorization.
1016398160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1668 (or 1662 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 35.
The square root of 1016398160 is about 31880.9999843167. Note that the first 4 decimals coincide. The cubic root of 1016398160 is about 1005.4364448429.
The spelling of 1016398160 in words is "one billion, sixteen million, three hundred ninety-eight thousand, one hundred sixty".
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