Base | Representation |
---|---|
bin | 11011000001100… |
… | …011000000110100 |
3 | 1011121010121200121 |
4 | 123001203000310 |
5 | 1412031443023 |
6 | 112553421324 |
7 | 14143516603 |
oct | 3301430064 |
9 | 1147117617 |
10 | 453390388 |
11 | 212a21a00 |
12 | 107a0a844 |
13 | 72c15c49 |
14 | 44301a3a |
15 | 29c0cd5d |
hex | 1b063034 |
453390388 has 72 divisors (see below), whose sum is σ = 938448000. Its totient is φ = 190903680.
The previous prime is 453390383. The next prime is 453390433. The reversal of 453390388 is 883093354.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (453390383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431688 + ... + 432736.
It is an arithmetic number, because the mean of its divisors is an integer number (13034000).
Almost surely, 2453390388 is an apocalyptic number.
It is an amenable number.
453390388 is an abundant number, since it is smaller than the sum of its proper divisors (485057612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
453390388 is a wasteful number, since it uses less digits than its factorization.
453390388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1141 (or 1128 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 43.
The square root of 453390388 is about 21292.9656929231. The cubic root of 453390388 is about 768.2291276884.
The spelling of 453390388 in words is "four hundred fifty-three million, three hundred ninety thousand, three hundred eighty-eight".
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