Base | Representation |
---|---|
bin | 10001101100110… |
… | …00001000111100 |
3 | 101100101011211001 |
4 | 20312120020330 |
5 | 301002104010 |
6 | 22422140044 |
7 | 3451665040 |
oct | 1066301074 |
9 | 340334731 |
10 | 148472380 |
11 | 76899551 |
12 | 41881624 |
13 | 249b57a4 |
14 | 15a0c020 |
15 | d07bc3a |
hex | 8d9823c |
148472380 has 48 divisors (see below), whose sum is σ = 358981056. Its totient is φ = 50526720.
The previous prime is 148472293. The next prime is 148472393. The reversal of 148472380 is 83274841.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15310 + ... + 23050.
It is an arithmetic number, because the mean of its divisors is an integer number (7478772).
Almost surely, 2148472380 is an apocalyptic number.
148472380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148472380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179490528).
148472380 is an abundant number, since it is smaller than the sum of its proper divisors (210508676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148472380 is a wasteful number, since it uses less digits than its factorization.
148472380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7894 (or 7892 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 148472380 is about 12184.9242919273. The cubic root of 148472380 is about 529.5194172124.
The spelling of 148472380 in words is "one hundred forty-eight million, four hundred seventy-two thousand, three hundred eighty".
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