Base | Representation |
---|---|
bin | 10001101111000… |
… | …11111011010001 |
3 | 101100221221122010 |
4 | 20313203323101 |
5 | 301042022201 |
6 | 22432533133 |
7 | 3454430046 |
oct | 1067437321 |
9 | 340857563 |
10 | 148782801 |
11 | 76a907a2 |
12 | 419b11a9 |
13 | 24a93b7b |
14 | 15a8d1cd |
15 | d0ddbd6 |
hex | 8de3ed1 |
148782801 has 4 divisors (see below), whose sum is σ = 198377072. Its totient is φ = 99188532.
The previous prime is 148782757. The next prime is 148782811. The reversal of 148782801 is 108287841.
It is a happy number.
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 not a de Polignac number, because 148782801 - 26 = 148782737 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 148782801.
It is not an unprimeable number, because it can be changed into a prime (148782811) 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, 24797131 + ... + 24797136.
It is an arithmetic number, because the mean of its divisors is an integer number (49594268).
Almost surely, 2148782801 is an apocalyptic number.
It is an amenable number.
148782801 is a deficient number, since it is larger than the sum of its proper divisors (49594271).
148782801 is an equidigital number, since it uses as much as digits as its factorization.
148782801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49594270.
The product of its (nonzero) digits is 28672, while the sum is 39.
The square root of 148782801 is about 12197.6555534250. The cubic root of 148782801 is about 529.8881940495. Note that the first 3 decimals are identical.
The spelling of 148782801 in words is "one hundred forty-eight million, seven hundred eighty-two thousand, eight hundred one".
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