Base | Representation |
---|---|
bin | 10001110111110… |
… | …00111100101101 |
3 | 101110002121010110 |
4 | 20323320330231 |
5 | 301334324420 |
6 | 22513130233 |
7 | 3500164134 |
oct | 1073707455 |
9 | 343077113 |
10 | 149917485 |
11 | 77696253 |
12 | 42259979 |
13 | 250a0493 |
14 | 15ca691b |
15 | d264ee0 |
hex | 8ef8f2d |
149917485 has 8 divisors (see below), whose sum is σ = 239868000. Its totient is φ = 79955984.
The previous prime is 149917463. The next prime is 149917499. The reversal of 149917485 is 584719941.
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 149917485 - 26 = 149917421 is a prime.
It is a congruent number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 4997235 + ... + 4997264.
It is an arithmetic number, because the mean of its divisors is an integer number (29983500).
Almost surely, 2149917485 is an apocalyptic number.
149917485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
149917485 is a deficient number, since it is larger than the sum of its proper divisors (89950515).
149917485 is an equidigital number, since it uses as much as digits as its factorization.
149917485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9994507.
The product of its digits is 362880, while the sum is 48.
The square root of 149917485 is about 12244.0795897446. The cubic root of 149917485 is about 531.2318386410.
The spelling of 149917485 in words is "one hundred forty-nine million, nine hundred seventeen thousand, four hundred eighty-five".
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