Base | Representation |
---|---|
bin | 10001110111111… |
… | …10110100000000 |
3 | 101110010211002001 |
4 | 20323332310000 |
5 | 301341112004 |
6 | 22513433344 |
7 | 3500324146 |
oct | 1073766400 |
9 | 343124061 |
10 | 149941504 |
11 | 777022a9 |
12 | 4226b854 |
13 | 250ab3ab |
14 | 15cb1596 |
15 | d26c1a4 |
hex | 8efed00 |
149941504 has 36 divisors (see below), whose sum is σ = 302706180. Its totient is φ = 74117120.
The previous prime is 149941487. The next prime is 149941523. The reversal of 149941504 is 405149941.
149941504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 32262400 + 117679104 = 5680^2 + 10848^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19494 + ... + 26074.
It is an arithmetic number, because the mean of its divisors is an integer number (8408505).
Almost surely, 2149941504 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149941504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151353090).
149941504 is an abundant number, since it is smaller than the sum of its proper divisors (152764676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149941504 is an frugal number, since it uses more digits than its factorization.
149941504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6686 (or 6672 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 149941504 is about 12245.0603918478. The cubic root of 149941504 is about 531.2602075271.
The spelling of 149941504 in words is "one hundred forty-nine million, nine hundred forty-one thousand, five hundred four".
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