Base | Representation |
---|---|
bin | 10001101100001… |
… | …11010011111000 |
3 | 101100020200021000 |
4 | 20312013103320 |
5 | 300442402243 |
6 | 22420445000 |
7 | 3451260054 |
oct | 1066072370 |
9 | 340220230 |
10 | 148403448 |
11 | 76851786 |
12 | 41849760 |
13 | 249902bb |
14 | 159d0c64 |
15 | d0665d3 |
hex | 8d874f8 |
148403448 has 128 divisors (see below), whose sum is σ = 437760000. Its totient is φ = 46500480.
The previous prime is 148403447. The next prime is 148403461. The reversal of 148403448 is 844304841.
148403448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148403447) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 247453 + ... + 248051.
It is an arithmetic number, because the mean of its divisors is an integer number (3420000).
Almost surely, 2148403448 is an apocalyptic number.
148403448 is a gapful number since it is divisible by the number (18) 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 148403448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218880000).
148403448 is an abundant number, since it is smaller than the sum of its proper divisors (289356552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148403448 is a wasteful number, since it uses less digits than its factorization.
148403448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 682 (or 672 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 36.
The square root of 148403448 is about 12182.0953862626. The cubic root of 148403448 is about 529.4374570015.
The spelling of 148403448 in words is "one hundred forty-eight million, four hundred three thousand, four hundred forty-eight".
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