Base | Representation |
---|---|
bin | 111101000010011000110 |
3 | 10202121120200 |
4 | 13220103012 |
5 | 1003000240 |
6 | 110511330 |
7 | 23000052 |
oct | 7502306 |
9 | 3677520 |
10 | 2000070 |
11 | 1146756 |
12 | 805546 |
13 | 550497 |
14 | 3a0c62 |
15 | 297930 |
hex | 1e84c6 |
2000070 has 48 divisors (see below), whose sum is σ = 5290272. Its totient is φ = 524160.
The previous prime is 2000039. The next prime is 2000081. The reversal of 2000070 is 700002.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6234 + ... + 6546.
It is an arithmetic number, because the mean of its divisors is an integer number (110214).
22000070 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2000070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2645136).
2000070 is an abundant number, since it is smaller than the sum of its proper divisors (3290202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2000070 is a wasteful number, since it uses less digits than its factorization.
2000070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 397 (or 394 counting only the distinct ones).
The product of its (nonzero) digits is 14, while the sum is 9.
The square root of 2000070 is about 1414.2383108939. The cubic root of 2000070 is about 125.9935748802.
Adding to 2000070 its reverse (700002), we get a palindrome (2700072).
The spelling of 2000070 in words is "two million, seventy", and thus it is an aban number and an uban number.
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