Base | Representation |
---|---|
bin | 10001110001111… |
… | …10011110000000 |
3 | 101101122210100210 |
4 | 20320332132000 |
5 | 301140404124 |
6 | 22444514120 |
7 | 3460533222 |
oct | 1070763600 |
9 | 341583323 |
10 | 149153664 |
11 | 772143a0 |
12 | 41b4b940 |
13 | 24b9390a |
14 | 15b48412 |
15 | d163a29 |
hex | 8e3e780 |
149153664 has 64 divisors (see below), whose sum is σ = 432218880. Its totient is φ = 45196800.
The previous prime is 149153663. The next prime is 149153671. The reversal of 149153664 is 466351941.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149153663) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13432 + ... + 21879.
It is an arithmetic number, because the mean of its divisors is an integer number (6753420).
Almost surely, 2149153664 is an apocalyptic number.
It is an amenable number.
149153664 is an abundant number, since it is smaller than the sum of its proper divisors (283065216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149153664 is a wasteful number, since it uses less digits than its factorization.
149153664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35339 (or 35327 counting only the distinct ones).
The product of its digits is 77760, while the sum is 39.
The square root of 149153664 is about 12212.8483164248. The cubic root of 149153664 is about 530.3281034748.
It can be divided in two parts, 1491 and 53664, that added together give a palindrome (55155).
The spelling of 149153664 in words is "one hundred forty-nine million, one hundred fifty-three thousand, six hundred sixty-four".
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