Base | Representation |
---|---|
bin | 10001101101111… |
… | …10110000001101 |
3 | 101100200012202212 |
4 | 20312332300031 |
5 | 301022134131 |
6 | 22425400205 |
7 | 3453224123 |
oct | 1066766015 |
9 | 340605685 |
10 | 148630541 |
11 | 76997364 |
12 | 41939065 |
13 | 24a3c787 |
14 | 15a4d913 |
15 | d0ada2b |
hex | 8dbec0d |
148630541 has 4 divisors (see below), whose sum is σ = 157373532. Its totient is φ = 139887552.
The previous prime is 148630529. The next prime is 148630543. The reversal of 148630541 is 145036841.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 121110025 + 27520516 = 11005^2 + 5246^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-148630541 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 148630498 and 148630507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148630543) 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, 4371470 + ... + 4371503.
It is an arithmetic number, because the mean of its divisors is an integer number (39343383).
Almost surely, 2148630541 is an apocalyptic number.
It is an amenable number.
148630541 is a deficient number, since it is larger than the sum of its proper divisors (8742991).
148630541 is an equidigital number, since it uses as much as digits as its factorization.
148630541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8742990.
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 148630541 is about 12191.4125924767. The cubic root of 148630541 is about 529.7073749547.
The spelling of 148630541 in words is "one hundred forty-eight million, six hundred thirty thousand, five hundred forty-one".
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