Base | Representation |
---|---|
bin | 11011111100001… |
… | …11101100110000 |
3 | 121100001011021010 |
4 | 31332013230300 |
5 | 440000411042 |
6 | 35131430520 |
7 | 5544160506 |
oct | 1576075460 |
9 | 540034233 |
10 | 234388272 |
11 | 110340418 |
12 | 665b5440 |
13 | 397377b1 |
14 | 231b4676 |
15 | 1589d59c |
hex | df87b30 |
234388272 has 40 divisors (see below), whose sum is σ = 625039360. Its totient is φ = 75608640.
The previous prime is 234388247. The next prime is 234388277. The reversal of 234388272 is 272883432.
It is a super-2 number, since 2×2343882722 = 109875724102291968, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 234388272.
It is not an unprimeable number, because it can be changed into a prime (234388277) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77272 + ... + 80247.
It is an arithmetic number, because the mean of its divisors is an integer number (15625984).
Almost surely, 2234388272 is an apocalyptic number.
It is an amenable number.
234388272 is an abundant number, since it is smaller than the sum of its proper divisors (390651088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234388272 is a wasteful number, since it uses less digits than its factorization.
234388272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157561 (or 157555 counting only the distinct ones).
The product of its digits is 129024, while the sum is 39.
The square root of 234388272 is about 15309.7443479635. The cubic root of 234388272 is about 616.5646562533.
The spelling of 234388272 in words is "two hundred thirty-four million, three hundred eighty-eight thousand, two hundred seventy-two".
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