Base | Representation |
---|---|
bin | 10001101010110… |
… | …11001101010001 |
3 | 101022220111110101 |
4 | 20311123031101 |
5 | 300421112201 |
6 | 22412532401 |
7 | 3446605306 |
oct | 1065331521 |
9 | 338814411 |
10 | 148222801 |
11 | 76738a91 |
12 | 41781101 |
13 | 24928ccc |
14 | 159850ad |
15 | d02cd01 |
hex | 8d5b351 |
148222801 has 2 divisors, whose sum is σ = 148222802. Its totient is φ = 148222800.
The previous prime is 148222771. The next prime is 148222807. The reversal of 148222801 is 108222841.
148222801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 131698576 + 16524225 = 11476^2 + 4065^2 .
It is a cyclic number.
It is not a de Polignac number, because 148222801 - 213 = 148214609 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 148222801.
It is not a weakly prime, because it can be changed into another prime (148222807) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74111400 + 74111401.
It is an arithmetic number, because the mean of its divisors is an integer number (74111401).
Almost surely, 2148222801 is an apocalyptic number.
It is an amenable number.
148222801 is a deficient number, since it is larger than the sum of its proper divisors (1).
148222801 is an equidigital number, since it uses as much as digits as its factorization.
148222801 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2048, while the sum is 28.
The square root of 148222801 is about 12174.6786815916. The cubic root of 148222801 is about 529.2225470765. Note that the first 3 decimals are identical.
The spelling of 148222801 in words is "one hundred forty-eight million, two hundred twenty-two thousand, eight hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •