Base | Representation |
---|---|
bin | 10001111000000… |
… | …01001000000111 |
3 | 101110011022002010 |
4 | 20330001020013 |
5 | 301341412413 |
6 | 22513545303 |
7 | 3500363610 |
oct | 1074011007 |
9 | 343138063 |
10 | 149950983 |
11 | 77709436 |
12 | 42275233 |
13 | 250b27c0 |
14 | 15cb4c07 |
15 | d26edc3 |
hex | 8f01207 |
149950983 has 32 divisors (see below), whose sum is σ = 259033600. Its totient is φ = 74929536.
The previous prime is 149950949. The next prime is 149951023. The reversal of 149950983 is 389059941.
It is not a de Polignac number, because 149950983 - 218 = 149688839 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149950943) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9268 + ... + 19641.
It is an arithmetic number, because the mean of its divisors is an integer number (8094800).
Almost surely, 2149950983 is an apocalyptic number.
149950983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
149950983 is a deficient number, since it is larger than the sum of its proper divisors (109082617).
149950983 is a wasteful number, since it uses less digits than its factorization.
149950983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28951.
The product of its (nonzero) digits is 349920, while the sum is 48.
The square root of 149950983 is about 12245.4474397631. The cubic root of 149950983 is about 531.2714023581.
The spelling of 149950983 in words is "one hundred forty-nine million, nine hundred fifty thousand, nine hundred eighty-three".
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