Base | Representation |
---|---|
bin | 10110111101000… |
… | …000101000000110 |
3 | 222211121201001110 |
4 | 112331000220012 |
5 | 1242040421402 |
6 | 102113505450 |
7 | 12354141333 |
oct | 2675005006 |
9 | 884551043 |
10 | 385092102 |
11 | 18841343a |
12 | a8b72286 |
13 | 61a21b65 |
14 | 3920398a |
15 | 23c1b56c |
hex | 16f40a06 |
385092102 has 32 divisors (see below), whose sum is σ = 797817600. Its totient is φ = 123770528.
The previous prime is 385092101. The next prime is 385092119. The reversal of 385092102 is 201290583.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 385092102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385092101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237049 + ... + 238667.
It is an arithmetic number, because the mean of its divisors is an integer number (24931800).
Almost surely, 2385092102 is an apocalyptic number.
385092102 is an abundant number, since it is smaller than the sum of its proper divisors (412725498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385092102 is a wasteful number, since it uses less digits than its factorization.
385092102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3020.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 385092102 is about 19623.7637062822. The cubic root of 385092102 is about 727.5366408489.
The spelling of 385092102 in words is "three hundred eighty-five million, ninety-two thousand, one hundred two".
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