Base | Representation |
---|---|
bin | 11011100000101100111… |
… | …010110010100001000010 |
3 | 20200201210221002001000110 |
4 | 123200230322302201002 |
5 | 221433311020002020 |
6 | 4004300212332150 |
7 | 253405216134501 |
oct | 33405472624102 |
9 | 6621727061013 |
10 | 1890539219010 |
11 | 669856114a22 |
12 | 266495914056 |
13 | 10937a9a1790 |
14 | 67707150838 |
15 | 3429d3e88e0 |
hex | 1b82ceb2842 |
1890539219010 has 128 divisors (see below), whose sum is σ = 4950588948480. Its totient is φ = 459248115456.
The previous prime is 1890539218969. The next prime is 1890539219047. The reversal of 1890539219010 is 109129350981.
It is a super-2 number, since 2×18905392190102 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67983769 + ... + 68011571.
It is an arithmetic number, because the mean of its divisors is an integer number (38676476160).
Almost surely, 21890539219010 is an apocalyptic number.
1890539219010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1890539219010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2475294474240).
1890539219010 is an abundant number, since it is smaller than the sum of its proper divisors (3060049729470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1890539219010 is a wasteful number, since it uses less digits than its factorization.
1890539219010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30112.
The product of its (nonzero) digits is 174960, while the sum is 48.
The spelling of 1890539219010 in words is "one trillion, eight hundred ninety billion, five hundred thirty-nine million, two hundred nineteen thousand, ten".
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