Base | Representation |
---|---|
bin | 10001101001100… |
… | …00110111111101 |
3 | 101022120200121022 |
4 | 20310300313331 |
5 | 300400040110 |
6 | 22405113525 |
7 | 3445253630 |
oct | 1064606775 |
9 | 338520538 |
10 | 148049405 |
11 | 7662a789 |
12 | 416b88a5 |
13 | 248980ca |
14 | 1593bc17 |
15 | cee6755 |
hex | 8d30dfd |
148049405 has 16 divisors (see below), whose sum is σ = 206872704. Its totient is φ = 99602880.
The previous prime is 148049399. The next prime is 148049423. The reversal of 148049405 is 504940841.
It is a happy number.
It is not a de Polignac number, because 148049405 - 212 = 148045309 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38051 + ... + 41760.
It is an arithmetic number, because the mean of its divisors is an integer number (12929544).
Almost surely, 2148049405 is an apocalyptic number.
It is an amenable number.
148049405 is a deficient number, since it is larger than the sum of its proper divisors (58823299).
148049405 is an equidigital number, since it uses as much as digits as its factorization.
148049405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79876.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 148049405 is about 12167.5554241598. Note that the first 3 decimals coincide. The cubic root of 148049405 is about 529.0160991285.
The spelling of 148049405 in words is "one hundred forty-eight million, forty-nine thousand, four hundred five".
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