Base | Representation |
---|---|
bin | 110111011100000… |
… | …0101011100100000 |
3 | 11210122021202100220 |
4 | 1232320011130200 |
5 | 12302202234003 |
6 | 504330243040 |
7 | 64045256220 |
oct | 15670053440 |
9 | 4718252326 |
10 | 1860196128 |
11 | 87503997a |
12 | 43ab86480 |
13 | 23850838b |
14 | 1390a6080 |
15 | ad499353 |
hex | 6ee05720 |
1860196128 has 96 divisors (see below), whose sum is σ = 5587989120. Its totient is φ = 530780160.
The previous prime is 1860196123. The next prime is 1860196153. The reversal of 1860196128 is 8216910681.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 1860196128.
It is not an unprimeable number, because it can be changed into a prime (1860196123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711688 + ... + 714296.
It is an arithmetic number, because the mean of its divisors is an integer number (58208220).
Almost surely, 21860196128 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1860196128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2793994560).
1860196128 is an abundant number, since it is smaller than the sum of its proper divisors (3727792992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1860196128 is a wasteful number, since it uses less digits than its factorization.
1860196128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3690 (or 3682 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 42.
The square root of 1860196128 is about 43129.9910503121. The cubic root of 1860196128 is about 1229.8521707458.
The spelling of 1860196128 in words is "one billion, eight hundred sixty million, one hundred ninety-six thousand, one hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •