Base | Representation |
---|---|
bin | 10010011001010… |
… | …00001111111010 |
3 | 101202100112101122 |
4 | 21030220033322 |
5 | 304000234110 |
6 | 23151145242 |
7 | 3552401231 |
oct | 1114501772 |
9 | 352315348 |
10 | 154305530 |
11 | 7a113035 |
12 | 43815222 |
13 | 25c78862 |
14 | 166c9b18 |
15 | d830255 |
hex | 93283fa |
154305530 has 32 divisors (see below), whose sum is σ = 282327120. Its totient is φ = 60712960.
The previous prime is 154305521. The next prime is 154305553. The reversal of 154305530 is 35503451.
154305530 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 8 ways, for example, as 16313521 + 137992009 = 4039^2 + 11747^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 154305530.
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, 249782 + ... + 250398.
Almost surely, 2154305530 is an apocalyptic number.
154305530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
154305530 is a deficient number, since it is larger than the sum of its proper divisors (128021590).
154305530 is a wasteful number, since it uses less digits than its factorization.
154305530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 994.
The product of its (nonzero) digits is 4500, while the sum is 26.
The square root of 154305530 is about 12421.9777008333. The cubic root of 154305530 is about 536.3650818082.
Adding to 154305530 its reverse (35503451), we get a palindrome (189808981).
The spelling of 154305530 in words is "one hundred fifty-four million, three hundred five thousand, five hundred thirty".
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