Base | Representation |
---|---|
bin | 10001110011101… |
… | …10011111101101 |
3 | 101102002110011020 |
4 | 20321312133231 |
5 | 301220230044 |
6 | 22453444353 |
7 | 3462510246 |
oct | 1071663755 |
9 | 342073136 |
10 | 149383149 |
11 | 77360853 |
12 | 420406b9 |
13 | 24c441c6 |
14 | 15ba7ccd |
15 | d1aba19 |
hex | 8e767ed |
149383149 has 16 divisors (see below), whose sum is σ = 209940480. Its totient is φ = 94221360.
The previous prime is 149383109. The next prime is 149383177. The reversal of 149383149 is 941383941.
It is not a de Polignac number, because 149383149 - 212 = 149379053 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 149383149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149383109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60754 + ... + 63164.
It is an arithmetic number, because the mean of its divisors is an integer number (13121280).
Almost surely, 2149383149 is an apocalyptic number.
149383149 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
149383149 is a deficient number, since it is larger than the sum of its proper divisors (60557331).
149383149 is a wasteful number, since it uses less digits than its factorization.
149383149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3520.
The product of its digits is 93312, while the sum is 42.
The square root of 149383149 is about 12222.2399338256. The cubic root of 149383149 is about 530.5999483595.
The spelling of 149383149 in words is "one hundred forty-nine million, three hundred eighty-three thousand, one hundred forty-nine".
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