Base | Representation |
---|---|
bin | 10001110111111… |
… | …10101011011101 |
3 | 101110010210022210 |
4 | 20323332223131 |
5 | 301341102312 |
6 | 22513431033 |
7 | 3500322435 |
oct | 1073765335 |
9 | 343123283 |
10 | 149940957 |
11 | 77701951 |
12 | 4226b479 |
13 | 250ab07a |
14 | 15cb12c5 |
15 | d26be3c |
hex | 8efeadd |
149940957 has 12 divisors (see below), whose sum is σ = 204686304. Its totient is φ = 97632360.
The previous prime is 149940907. The next prime is 149940971. The reversal of 149940957 is 759049941.
It is not a de Polignac number, because 149940957 - 212 = 149936861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149940907) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7969 + ... + 19062.
It is an arithmetic number, because the mean of its divisors is an integer number (17057192).
Almost surely, 2149940957 is an apocalyptic number.
It is an amenable number.
149940957 is a deficient number, since it is larger than the sum of its proper divisors (54745347).
149940957 is an equidigital number, since it uses as much as digits as its factorization.
149940957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27120 (or 27077 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 48.
The square root of 149940957 is about 12245.0380562904. The cubic root of 149940957 is about 531.2595614980.
The spelling of 149940957 in words is "one hundred forty-nine million, nine hundred forty thousand, nine hundred fifty-seven".
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