Base | Representation |
---|---|
bin | 10001101110000… |
… | …11011011110001 |
3 | 101100201012001221 |
4 | 20313003123301 |
5 | 301023242323 |
6 | 22430025041 |
7 | 3453334042 |
oct | 1067033361 |
9 | 340635057 |
10 | 148649713 |
11 | 769aa803 |
12 | 41948181 |
13 | 24a48414 |
14 | 15a568c9 |
15 | d0b455d |
hex | 8dc36f1 |
148649713 has 4 divisors (see below), whose sum is σ = 155112768. Its totient is φ = 142186660.
The previous prime is 148649671. The next prime is 148649719. The reversal of 148649713 is 317946841.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 148649713 - 217 = 148518641 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 148649713.
It is not an unprimeable number, because it can be changed into a prime (148649719) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3231493 + ... + 3231538.
It is an arithmetic number, because the mean of its divisors is an integer number (38778192).
Almost surely, 2148649713 is an apocalyptic number.
It is an amenable number.
148649713 is a deficient number, since it is larger than the sum of its proper divisors (6463055).
148649713 is an equidigital number, since it uses as much as digits as its factorization.
148649713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6463054.
The product of its digits is 145152, while the sum is 43.
The square root of 148649713 is about 12192.1988582864. The cubic root of 148649713 is about 529.7301498009.
The spelling of 148649713 in words is "one hundred forty-eight million, six hundred forty-nine thousand, seven hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •