Base | Representation |
---|---|
bin | 10010100010010… |
… | …00111101110001 |
3 | 101211120121121000 |
4 | 21101020331301 |
5 | 304301104423 |
6 | 23232352213 |
7 | 3565425054 |
oct | 1121107561 |
9 | 354517530 |
10 | 155488113 |
11 | 7a850580 |
12 | 440a5669 |
13 | 262a0c01 |
14 | 16916a9b |
15 | d9b5843 |
hex | 9448f71 |
155488113 has 48 divisors (see below), whose sum is σ = 259721280. Its totient is φ = 91123200.
The previous prime is 155488019. The next prime is 155488121. The reversal of 155488113 is 311884551.
It is not a de Polignac number, because 155488113 - 29 = 155487601 is a prime.
It is not an unprimeable number, because it can be changed into a prime (155488163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1375945 + ... + 1376057.
It is an arithmetic number, because the mean of its divisors is an integer number (5410860).
Almost surely, 2155488113 is an apocalyptic number.
It is an amenable number.
155488113 is a deficient number, since it is larger than the sum of its proper divisors (104233167).
155488113 is a wasteful number, since it uses less digits than its factorization.
155488113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287 (or 168 counting only the distinct ones).
The product of its digits is 19200, while the sum is 36.
The square root of 155488113 is about 12469.4872789542. The cubic root of 155488113 is about 537.7318133315.
The spelling of 155488113 in words is "one hundred fifty-five million, four hundred eighty-eight thousand, one hundred thirteen".
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