Base | Representation |
---|---|
bin | 10001101100011… |
… | …01101110010101 |
3 | 101100022000021221 |
4 | 20312031232111 |
5 | 300444222332 |
6 | 22421210341 |
7 | 3451426462 |
oct | 1066155625 |
9 | 340260257 |
10 | 148429717 |
11 | 7686a497 |
12 | 418609b1 |
13 | 2499c247 |
14 | 159da669 |
15 | d06e297 |
hex | 8d8db95 |
148429717 has 8 divisors (see below), whose sum is σ = 152210520. Its totient is φ = 144656640.
The previous prime is 148429711. The next prime is 148429727. The reversal of 148429717 is 717924841.
It can be written as a sum of positive squares in 4 ways, for example, as 12916836 + 135512881 = 3594^2 + 11641^2 .
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 148429717 - 23 = 148429709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148429711) 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, 70009 + ... + 72097.
It is an arithmetic number, because the mean of its divisors is an integer number (19026315).
Almost surely, 2148429717 is an apocalyptic number.
It is an amenable number.
148429717 is a deficient number, since it is larger than the sum of its proper divisors (3780803).
148429717 is a wasteful number, since it uses less digits than its factorization.
148429717 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3863.
The product of its digits is 112896, while the sum is 43.
The square root of 148429717 is about 12183.1735192437. The cubic root of 148429717 is about 529.4686938589.
The spelling of 148429717 in words is "one hundred forty-eight million, four hundred twenty-nine thousand, seven hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •