Base | Representation |
---|---|
bin | 10110111101000… |
… | …000011000110000 |
3 | 222211121122201002 |
4 | 112331000120300 |
5 | 1242040403440 |
6 | 102113501132 |
7 | 12354135431 |
oct | 2675003060 |
9 | 884548632 |
10 | 385091120 |
11 | 188412727 |
12 | a8b717a8 |
13 | 61a2158b |
14 | 39203488 |
15 | 23c1b115 |
hex | 16f40630 |
385091120 has 20 divisors (see below), whose sum is σ = 895337040. Its totient is φ = 154036416.
The previous prime is 385091117. The next prime is 385091141. The reversal of 385091120 is 21190583.
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2406740 + ... + 2406899.
It is an arithmetic number, because the mean of its divisors is an integer number (44766852).
Almost surely, 2385091120 is an apocalyptic number.
It is an amenable number.
385091120 is an abundant number, since it is smaller than the sum of its proper divisors (510245920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385091120 is a wasteful number, since it uses less digits than its factorization.
385091120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4813652 (or 4813646 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 385091120 is about 19623.7386855818. The cubic root of 385091120 is about 727.5360224327.
The spelling of 385091120 in words is "three hundred eighty-five million, ninety-one thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •