Base | Representation |
---|---|
bin | 10001111011100… |
… | …10111111101001 |
3 | 101111000222212021 |
4 | 20331302333221 |
5 | 302001324020 |
6 | 22531544441 |
7 | 3504345436 |
oct | 1075627751 |
9 | 344028767 |
10 | 150417385 |
11 | 779a7898 |
12 | 4245b121 |
13 | 25216b91 |
14 | 15d96b8d |
15 | d3131aa |
hex | 8f72fe9 |
150417385 has 8 divisors (see below), whose sum is σ = 180895176. Its totient is φ = 120071040.
The previous prime is 150417383. The next prime is 150417419. The reversal of 150417385 is 583714051.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 85264 + 150332121 = 292^2 + 12261^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 150417385 - 21 = 150417383 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 150417385.
It is not an unprimeable number, because it can be changed into a prime (150417383) 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, 30324 + ... + 34933.
It is an arithmetic number, because the mean of its divisors is an integer number (22611897).
Almost surely, 2150417385 is an apocalyptic number.
It is an amenable number.
150417385 is a deficient number, since it is larger than the sum of its proper divisors (30477791).
150417385 is an equidigital number, since it uses as much as digits as its factorization.
150417385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65723.
The product of its (nonzero) digits is 16800, while the sum is 34.
The square root of 150417385 is about 12264.4765481451. The cubic root of 150417385 is about 531.8216479142.
The spelling of 150417385 in words is "one hundred fifty million, four hundred seventeen thousand, three hundred eighty-five".
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