Base | Representation |
---|---|
bin | 10001110010010… |
… | …00000100101001 |
3 | 101101201210022201 |
4 | 20321020010221 |
5 | 301143134001 |
6 | 22445420201 |
7 | 3461056006 |
oct | 1071100451 |
9 | 341653281 |
10 | 149193001 |
11 | 77240a01 |
12 | 41b6a661 |
13 | 24ba87a9 |
14 | 15b588ad |
15 | d170501 |
hex | 8e48129 |
149193001 has 8 divisors (see below), whose sum is σ = 151303680. Its totient is φ = 147088032.
The previous prime is 149192999. The next prime is 149193029. The reversal of 149193001 is 100391941.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149193001 - 21 = 149192999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (149193041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93456 + ... + 95038.
It is an arithmetic number, because the mean of its divisors is an integer number (18912960).
Almost surely, 2149193001 is an apocalyptic number.
It is an amenable number.
149193001 is a deficient number, since it is larger than the sum of its proper divisors (2110679).
149193001 is a wasteful number, since it uses less digits than its factorization.
149193001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2855.
The product of its (nonzero) digits is 972, while the sum is 28.
The square root of 149193001 is about 12214.4586863274. The cubic root of 149193001 is about 530.3747213549.
The spelling of 149193001 in words is "one hundred forty-nine million, one hundred ninety-three thousand, one".
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