Base | Representation |
---|---|
bin | 10001101001010… |
… | …01101000001100 |
3 | 101022112011220000 |
4 | 20310221220030 |
5 | 300343112344 |
6 | 22404324300 |
7 | 3445101246 |
oct | 1064515014 |
9 | 338464800 |
10 | 148019724 |
11 | 7660a456 |
12 | 416a3690 |
13 | 24887748 |
14 | 15931096 |
15 | cedca69 |
hex | 8d29a0c |
148019724 has 60 divisors (see below), whose sum is σ = 388183488. Its totient is φ = 49183200.
The previous prime is 148019719. The next prime is 148019749. The reversal of 148019724 is 427910841.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 148869 + ... + 149859.
Almost surely, 2148019724 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148019724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194091744).
148019724 is an abundant number, since it is smaller than the sum of its proper divisors (240163764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148019724 is a wasteful number, since it uses less digits than its factorization.
148019724 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1468 (or 1457 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 148019724 is about 12166.3356849957. The cubic root of 148019724 is about 528.9807443174.
The spelling of 148019724 in words is "one hundred forty-eight million, nineteen thousand, seven hundred twenty-four".
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