Base | Representation |
---|---|
bin | 10001111000000… |
… | …01000001111110 |
3 | 101110011021112120 |
4 | 20330001001332 |
5 | 301341404330 |
6 | 22513543410 |
7 | 3500362506 |
oct | 1074010176 |
9 | 343137476 |
10 | 149950590 |
11 | 77709109 |
12 | 42274b66 |
13 | 250b257a |
14 | 15cb4a06 |
15 | d26ec10 |
hex | 8f0107e |
149950590 has 32 divisors (see below), whose sum is σ = 372293280. Its totient is φ = 38607744.
The previous prime is 149950583. The next prime is 149950607. The reversal of 149950590 is 95059941.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85309 + ... + 87048.
It is an arithmetic number, because the mean of its divisors is an integer number (11634165).
Almost surely, 2149950590 is an apocalyptic number.
149950590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
149950590 is an abundant number, since it is smaller than the sum of its proper divisors (222342690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149950590 is a wasteful number, since it uses less digits than its factorization.
149950590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172396.
The product of its (nonzero) digits is 72900, while the sum is 42.
The square root of 149950590 is about 12245.4313929726. The cubic root of 149950590 is about 531.2709382290.
The spelling of 149950590 in words is "one hundred forty-nine million, nine hundred fifty thousand, five hundred ninety".
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