Base | Representation |
---|---|
bin | 11011111111001… |
… | …11100010000100 |
3 | 121100210002201100 |
4 | 31333213202010 |
5 | 440100441204 |
6 | 35144100100 |
7 | 5550414066 |
oct | 1577474204 |
9 | 540702640 |
10 | 234780804 |
11 | 110589325 |
12 | 66764630 |
13 | 3984436b |
14 | 23277736 |
15 | 15929a39 |
hex | dfe7884 |
234780804 has 18 divisors (see below), whose sum is σ = 593473790. Its totient is φ = 78260256.
The previous prime is 234780787. The next prime is 234780859. The reversal of 234780804 is 408087432.
It can be written as a sum of positive squares in only one way, i.e., 219099204 + 15681600 = 14802^2 + 3960^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 6521689 = 234780804 / (2 + 3 + 4 + 7 + 8 + 0 + 8 + 0 + 4).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3260809 + ... + 3260880.
Almost surely, 2234780804 is an apocalyptic number.
It is an amenable number.
234780804 is an abundant number, since it is smaller than the sum of its proper divisors (358692986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234780804 is a wasteful number, since it uses less digits than its factorization.
234780804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6521699 (or 6521694 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 234780804 is about 15322.5586636175. The cubic root of 234780804 is about 616.9086529560.
The spelling of 234780804 in words is "two hundred thirty-four million, seven hundred eighty thousand, eight hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •