Base | Representation |
---|---|
bin | 10010100100111… |
… | …00100001000011 |
3 | 101212020000001001 |
4 | 21102130201003 |
5 | 304343032324 |
6 | 23243552431 |
7 | 3601351600 |
oct | 1122344103 |
9 | 355200031 |
10 | 155830339 |
11 | 7aa64705 |
12 | 4422b717 |
13 | 26390902 |
14 | 169a56a7 |
15 | da31e44 |
hex | 949c843 |
155830339 has 12 divisors (see below), whose sum is σ = 182481168. Its totient is φ = 132678000.
The previous prime is 155830327. The next prime is 155830357. The reversal of 155830339 is 933038551.
It is a de Polignac number, because none of the positive numbers 2k-155830339 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155830298 and 155830307.
It is not an unprimeable number, because it can be changed into a prime (155830139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3132 + ... + 17929.
It is an arithmetic number, because the mean of its divisors is an integer number (15206764).
Almost surely, 2155830339 is an apocalyptic number.
155830339 is a deficient number, since it is larger than the sum of its proper divisors (26650829).
155830339 is a wasteful number, since it uses less digits than its factorization.
155830339 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21226 (or 21219 counting only the distinct ones).
The product of its (nonzero) digits is 48600, while the sum is 37.
The square root of 155830339 is about 12483.2022734553. The cubic root of 155830339 is about 538.1260363080.
The spelling of 155830339 in words is "one hundred fifty-five million, eight hundred thirty thousand, three hundred thirty-nine".
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