Base | Representation |
---|---|
bin | 10001110100000… |
… | …00000011011101 |
3 | 101102011102212022 |
4 | 20322000003131 |
5 | 301223003201 |
6 | 22454345525 |
7 | 3463032350 |
oct | 1072000335 |
9 | 342142768 |
10 | 149422301 |
11 | 77388206 |
12 | 4205b2a5 |
13 | 24c58c82 |
14 | 15bb8297 |
15 | d1b841b |
hex | 8e800dd |
149422301 has 4 divisors (see below), whose sum is σ = 170768352. Its totient is φ = 128076252.
The previous prime is 149422277. The next prime is 149422303. The reversal of 149422301 is 103224941.
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, and also an emirpimes, since its reverse is a distinct semiprime: 103224941 = 1871 ⋅55171.
It is a cyclic number.
It is not a de Polignac number, because 149422301 - 210 = 149421277 is a prime.
It is a super-2 number, since 2×1494223012 = 44654048072269202, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149422303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10673015 + ... + 10673028.
It is an arithmetic number, because the mean of its divisors is an integer number (42692088).
Almost surely, 2149422301 is an apocalyptic number.
It is an amenable number.
149422301 is a deficient number, since it is larger than the sum of its proper divisors (21346051).
149422301 is an equidigital number, since it uses as much as digits as its factorization.
149422301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21346050.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 149422301 is about 12223.8414992996. The cubic root of 149422301 is about 530.6462994924.
The spelling of 149422301 in words is "one hundred forty-nine million, four hundred twenty-two thousand, three hundred one".
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