Base | Representation |
---|---|
bin | 10001101110001… |
… | …10111111100110 |
3 | 101100201221001222 |
4 | 20313012333212 |
5 | 301024224134 |
6 | 22430220342 |
7 | 3453424412 |
oct | 1067067746 |
9 | 340657058 |
10 | 148664294 |
11 | 76a0a759 |
12 | 419546b2 |
13 | 24a51c4c |
14 | 15a5bd42 |
15 | d0b8a2e |
hex | 8dc6fe6 |
148664294 has 4 divisors (see below), whose sum is σ = 222996444. Its totient is φ = 74332146.
The previous prime is 148664293. The next prime is 148664323. The reversal of 148664294 is 492466841.
148664294 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 492466841 = 6163 ⋅79907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148664291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37166072 + ... + 37166075.
It is an arithmetic number, because the mean of its divisors is an integer number (55749111).
Almost surely, 2148664294 is an apocalyptic number.
148664294 is a deficient number, since it is larger than the sum of its proper divisors (74332150).
148664294 is an equidigital number, since it uses as much as digits as its factorization.
148664294 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74332149.
The product of its digits is 331776, while the sum is 44.
The square root of 148664294 is about 12192.7968079518. The cubic root of 148664294 is about 529.7474695850.
The spelling of 148664294 in words is "one hundred forty-eight million, six hundred sixty-four thousand, two hundred ninety-four".
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