Base | Representation |
---|---|
bin | 11100011001000… |
… | …01011011000100 |
3 | 121121010222010000 |
4 | 32030201123010 |
5 | 441432214102 |
6 | 35344401300 |
7 | 5621233446 |
oct | 1614413304 |
9 | 547128100 |
10 | 238163652 |
11 | 112489971 |
12 | 67916230 |
13 | 3a45a04c |
14 | 238b8496 |
15 | 15d9701c |
hex | e3216c4 |
238163652 has 30 divisors (see below), whose sum is σ = 622607678. Its totient is φ = 79387776.
The previous prime is 238163647. The next prime is 238163657. The reversal of 238163652 is 256361832.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (238163647) and next prime (238163657).
It can be written as a sum of positive squares in only one way, i.e., 224280576 + 13883076 = 14976^2 + 3726^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (238163657) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 367213 + ... + 367860.
Almost surely, 2238163652 is an apocalyptic number.
It is an amenable number.
238163652 is an abundant number, since it is smaller than the sum of its proper divisors (384444026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238163652 is a wasteful number, since it uses less digits than its factorization.
238163652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 735089 (or 735078 counting only the distinct ones).
The product of its digits is 51840, while the sum is 36.
The square root of 238163652 is about 15432.5517008692. The cubic root of 238163652 is about 619.8574524871.
The spelling of 238163652 in words is "two hundred thirty-eight million, one hundred sixty-three thousand, six hundred fifty-two".
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