Base | Representation |
---|---|
bin | 10010001111001011000100 |
3 | 22222212221110 |
4 | 102033023010 |
5 | 2210440430 |
6 | 250245020 |
7 | 55431006 |
oct | 22171304 |
9 | 8885843 |
10 | 4780740 |
11 | 2775928 |
12 | 1726770 |
13 | cb5053 |
14 | 8c6376 |
15 | 6467b0 |
hex | 48f2c4 |
4780740 has 96 divisors (see below), whose sum is σ = 14636160. Its totient is φ = 1161216.
The previous prime is 4780739. The next prime is 4780751. The reversal of 4780740 is 470874.
4780740 = T240 + T241 + ... + T348.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 4780698 and 4780707.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43806 + ... + 43914.
It is an arithmetic number, because the mean of its divisors is an integer number (152460).
Almost surely, 24780740 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 4780740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7318080).
4780740 is an abundant number, since it is smaller than the sum of its proper divisors (9855420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4780740 is a wasteful number, since it uses less digits than its factorization.
4780740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 181 (or 179 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 30.
The square root of 4780740 is about 2186.4903384191. The cubic root of 4780740 is about 168.4606123835.
The spelling of 4780740 in words is "four million, seven hundred eighty thousand, seven hundred forty".
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