Base | Representation |
---|---|
bin | 10010011000101… |
… | …10000111000010 |
3 | 101202012202110221 |
4 | 21030112013002 |
5 | 303440344414 |
6 | 23145413254 |
7 | 3551641513 |
oct | 1114260702 |
9 | 352182427 |
10 | 154231234 |
11 | 7a072233 |
12 | 4379a22a |
13 | 25c50ab1 |
14 | 166aaa0a |
15 | d818224 |
hex | 93161c2 |
154231234 has 8 divisors (see below), whose sum is σ = 231464268. Its totient is φ = 77076480.
The previous prime is 154231223. The next prime is 154231267. The reversal of 154231234 is 432132451.
It can be written as a sum of positive squares in 2 ways, for example, as 147744025 + 6487209 = 12155^2 + 2547^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 154231199 and 154231208.
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 3 ways as a sum of consecutive naturals, for example, 14367 + ... + 22690.
Almost surely, 2154231234 is an apocalyptic number.
154231234 is a deficient number, since it is larger than the sum of its proper divisors (77233034).
154231234 is a wasteful number, since it uses less digits than its factorization.
154231234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39140.
The product of its digits is 2880, while the sum is 25.
The square root of 154231234 is about 12418.9868346818. The cubic root of 154231234 is about 536.2789838407.
Adding to 154231234 its reverse (432132451), we get a palindrome (586363685).
It can be divided in two parts, 15 and 4231234, that added together give a square (4231249 = 20572).
The spelling of 154231234 in words is "one hundred fifty-four million, two hundred thirty-one thousand, two hundred thirty-four".
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