Base | Representation |
---|---|
bin | 10001101100000… |
… | …00001101101101 |
3 | 101100012012101110 |
4 | 20312000031231 |
5 | 300440440011 |
6 | 22420102233 |
7 | 3451106241 |
oct | 1066001555 |
9 | 340165343 |
10 | 148374381 |
11 | 76831961 |
12 | 41834979 |
13 | 2497ccbc |
14 | 159c4421 |
15 | d05cba6 |
hex | 8d8036d |
148374381 has 16 divisors (see below), whose sum is σ = 205466624. Its totient is φ = 95168304.
The previous prime is 148374379. The next prime is 148374389. The reversal of 148374381 is 183473841.
It is not a de Polignac number, because 148374381 - 21 = 148374379 is a prime.
It is a super-2 number, since 2×1483743812 = 44029913874266322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148374389) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60 + ... + 17226.
It is an arithmetic number, because the mean of its divisors is an integer number (12841664).
Almost surely, 2148374381 is an apocalyptic number.
It is an amenable number.
148374381 is a deficient number, since it is larger than the sum of its proper divisors (57092243).
148374381 is a wasteful number, since it uses less digits than its factorization.
148374381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17280.
The product of its digits is 64512, while the sum is 39.
The square root of 148374381 is about 12180.9023064796. The cubic root of 148374381 is about 529.4028887045.
The spelling of 148374381 in words is "one hundred forty-eight million, three hundred seventy-four thousand, three hundred eighty-one".
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