Base | Representation |
---|---|
bin | 10010011111011… |
… | …11111010000110 |
3 | 101210220002012200 |
4 | 21033233322012 |
5 | 304202421314 |
6 | 23220455330 |
7 | 3562345422 |
oct | 1117577206 |
9 | 353802180 |
10 | 155123334 |
11 | 7a621503 |
12 | 43b4a546 |
13 | 261a3b72 |
14 | 1685db82 |
15 | d942709 |
hex | 93efe86 |
155123334 has 48 divisors (see below), whose sum is σ = 374615280. Its totient is φ = 46103040.
The previous prime is 155123333. The next prime is 155123341. The reversal of 155123334 is 433321551.
It is a junction number, because it is equal to n+sod(n) for n = 155123298 and 155123307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155123333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7527 + ... + 19154.
It is an arithmetic number, because the mean of its divisors is an integer number (7804485).
Almost surely, 2155123334 is an apocalyptic number.
155123334 is an abundant number, since it is smaller than the sum of its proper divisors (219491946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155123334 is a wasteful number, since it uses less digits than its factorization.
155123334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26725 (or 26722 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 155123334 is about 12454.8518256943. The cubic root of 155123334 is about 537.3109733006.
Adding to 155123334 its reverse (433321551), we get a palindrome (588444885).
The spelling of 155123334 in words is "one hundred fifty-five million, one hundred twenty-three thousand, three hundred thirty-four".
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