Base | Representation |
---|---|
bin | 11100100100111000110 |
3 | 1202120111010 |
4 | 3210213012 |
5 | 214431030 |
6 | 32023050 |
7 | 10650000 |
oct | 3444706 |
9 | 1676433 |
10 | 936390 |
11 | 58a584 |
12 | 391a86 |
13 | 26a2a0 |
14 | 1a5370 |
15 | 1376b0 |
hex | e49c6 |
936390 has 80 divisors (see below), whose sum is σ = 2823408. Its totient is φ = 197568.
The previous prime is 936379. The next prime is 936391. The reversal of 936390 is 93639.
936390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (936391) by changing a digit.
936390 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 72024 + ... + 72036.
2936390 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 936390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1411704).
936390 is an abundant number, since it is smaller than the sum of its proper divisors (1887018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
936390 is a wasteful number, since it uses less digits than its factorization.
936390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51 (or 30 counting only the distinct ones).
The product of its (nonzero) digits is 4374, while the sum is 30.
The square root of 936390 is about 967.6724652484. The cubic root of 936390 is about 97.8330490805.
936390 divided by its sum of digits (30) gives a palindrome (31213).
It can be divided in two parts, 9363 and 90, that added together give a triangular number (9453 = T137).
The spelling of 936390 in words is "nine hundred thirty-six thousand, three hundred ninety".
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