Base | Representation |
---|---|
bin | 10001101011011… |
… | …10110100110011 |
3 | 101100001120200110 |
4 | 20311232310303 |
5 | 300431200110 |
6 | 22414352403 |
7 | 3450361500 |
oct | 1065566463 |
9 | 340046613 |
10 | 148303155 |
11 | 767933a0 |
12 | 417bb703 |
13 | 24956760 |
14 | 159a64a7 |
15 | d046a20 |
hex | 8d6ed33 |
148303155 has 192 divisors, whose sum is σ = 347493888. Its totient is φ = 52899840.
The previous prime is 148303147. The next prime is 148303159. The reversal of 148303155 is 551303841.
It is not a de Polignac number, because 148303155 - 23 = 148303147 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148303159) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1786744 + ... + 1786826.
It is an arithmetic number, because the mean of its divisors is an integer number (1809864).
Almost surely, 2148303155 is an apocalyptic number.
148303155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
148303155 is an abundant number, since it is smaller than the sum of its proper divisors (199190733).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148303155 is a wasteful number, since it uses less digits than its factorization.
148303155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146 (or 139 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 148303155 is about 12177.9782804865. The cubic root of 148303155 is about 529.3181631942.
Adding to 148303155 its reverse (551303841), we get a palindrome (699606996).
It can be divided in two parts, 148 and 303155, that added together give a palindrome (303303).
The spelling of 148303155 in words is "one hundred forty-eight million, three hundred three thousand, one hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •