Base | Representation |
---|---|
bin | 10001101100111… |
… | …01001110100110 |
3 | 101100102020101222 |
4 | 20312131032212 |
5 | 301003240342 |
6 | 22422420342 |
7 | 3452112563 |
oct | 1066351646 |
9 | 340366358 |
10 | 148493222 |
11 | 76903179 |
12 | 418916b2 |
13 | 249c2117 |
14 | 15a1586a |
15 | d082ed2 |
hex | 8d9d3a6 |
148493222 has 4 divisors (see below), whose sum is σ = 222739836. Its totient is φ = 74246610.
The previous prime is 148493183. The next prime is 148493231. The reversal of 148493222 is 222394841.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222394841 = 577 ⋅385433.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37123304 + ... + 37123307.
It is an arithmetic number, because the mean of its divisors is an integer number (55684959).
Almost surely, 2148493222 is an apocalyptic number.
148493222 is a deficient number, since it is larger than the sum of its proper divisors (74246614).
148493222 is an equidigital number, since it uses as much as digits as its factorization.
148493222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74246613.
The product of its digits is 27648, while the sum is 35.
The square root of 148493222 is about 12185.7794990719. The cubic root of 148493222 is about 529.5441933746.
The spelling of 148493222 in words is "one hundred forty-eight million, four hundred ninety-three thousand, two hundred twenty-two".
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