Base | Representation |
---|---|
bin | 10001101100110… |
… | …00100110001001 |
3 | 101100101021101021 |
4 | 20312120212021 |
5 | 301002133444 |
6 | 22422152441 |
7 | 3452003350 |
oct | 1066304611 |
9 | 340337337 |
10 | 148474249 |
11 | 7689a9a0 |
12 | 41882721 |
13 | 249b65b1 |
14 | 15a0c997 |
15 | d07c584 |
hex | 8d98989 |
148474249 has 8 divisors (see below), whose sum is σ = 185110848. Its totient is φ = 115694160.
The previous prime is 148474231. The next prime is 148474279. The reversal of 148474249 is 942474841.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 148474249 - 27 = 148474121 is a prime.
It is a super-2 number, since 2×1484742492 = 44089205232228002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148474279) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 964042 + ... + 964195.
It is an arithmetic number, because the mean of its divisors is an integer number (23138856).
Almost surely, 2148474249 is an apocalyptic number.
It is an amenable number.
148474249 is a deficient number, since it is larger than the sum of its proper divisors (36636599).
148474249 is a wasteful number, since it uses less digits than its factorization.
148474249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1928255.
The product of its digits is 258048, while the sum is 43.
The square root of 148474249 is about 12185.0009848174. Note that the first 3 decimals coincide. The cubic root of 148474249 is about 529.5216391018.
The spelling of 148474249 in words is "one hundred forty-eight million, four hundred seventy-four thousand, two hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •