Base | Representation |
---|---|
bin | 11100011001000… |
… | …10100110010000 |
3 | 121121011012201020 |
4 | 32030202212100 |
5 | 441432342324 |
6 | 35344435440 |
7 | 5621253462 |
oct | 1614424620 |
9 | 547135636 |
10 | 238168464 |
11 | 112492546 |
12 | 67918b80 |
13 | 3a45c2b1 |
14 | 238ba132 |
15 | 15d98679 |
hex | e322990 |
238168464 has 40 divisors (see below), whose sum is σ = 616299840. Its totient is φ = 79256448.
The previous prime is 238168459. The next prime is 238168499. The reversal of 238168464 is 464861832.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 27222 + ... + 34890.
It is an arithmetic number, because the mean of its divisors is an integer number (15407496).
Almost surely, 2238168464 is an apocalyptic number.
238168464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
238168464 is an abundant number, since it is smaller than the sum of its proper divisors (378131376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238168464 is a wasteful number, since it uses less digits than its factorization.
238168464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8327 (or 8321 counting only the distinct ones).
The product of its digits is 221184, while the sum is 42.
The square root of 238168464 is about 15432.7076043059. The cubic root of 238168464 is about 619.8616271151.
The spelling of 238168464 in words is "two hundred thirty-eight million, one hundred sixty-eight thousand, four hundred sixty-four".
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