Base | Representation |
---|---|
bin | 10111000101111… |
… | …100001100011010 |
3 | 1000000000122111100 |
4 | 113011330030122 |
5 | 1243140330432 |
6 | 102240012230 |
7 | 12413061660 |
oct | 2705741432 |
9 | 1000018440 |
10 | 387433242 |
11 | 189772369 |
12 | a9901076 |
13 | 62361651 |
14 | 39652c30 |
15 | 2403007c |
hex | 1717c31a |
387433242 has 24 divisors (see below), whose sum is σ = 959358816. Its totient is φ = 110695176.
The previous prime is 387433223. The next prime is 387433259. The reversal of 387433242 is 242334783.
387433242 is a `hidden beast` number, since 387 + 4 + 33 + 242 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 387433197 and 387433206.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1537308 + ... + 1537559.
It is an arithmetic number, because the mean of its divisors is an integer number (39973284).
Almost surely, 2387433242 is an apocalyptic number.
387433242 is an abundant number, since it is smaller than the sum of its proper divisors (571925574).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387433242 is a wasteful number, since it uses less digits than its factorization.
387433242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3074882 (or 3074879 counting only the distinct ones).
The product of its digits is 96768, while the sum is 36.
The square root of 387433242 is about 19683.3239570963. The cubic root of 387433242 is about 729.0079989187.
The spelling of 387433242 in words is "three hundred eighty-seven million, four hundred thirty-three thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •