Base | Representation |
---|---|
bin | 10010011000110… |
… | …01100011001000 |
3 | 101202020110210122 |
4 | 21030121203020 |
5 | 303441322240 |
6 | 23150002412 |
7 | 3552030545 |
oct | 1114314310 |
9 | 352213718 |
10 | 154245320 |
11 | 7a081879 |
12 | 437a6408 |
13 | 25c57328 |
14 | 166b1bcc |
15 | d81c4b5 |
hex | 93198c8 |
154245320 has 16 divisors (see below), whose sum is σ = 347052060. Its totient is φ = 61698112.
The previous prime is 154245313. The next prime is 154245349. The reversal of 154245320 is 23542451.
It is a happy number.
154245320 is digitally balanced in base 3, 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 139759684 + 14485636 = 11822^2 + 3806^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 154245320.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1928027 + ... + 1928106.
Almost surely, 2154245320 is an apocalyptic number.
154245320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
154245320 is an abundant number, since it is smaller than the sum of its proper divisors (192806740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154245320 is a wasteful number, since it uses less digits than its factorization.
154245320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3856144 (or 3856140 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 154245320 is about 12419.5539372395. The cubic root of 154245320 is about 536.2953095347.
Adding to 154245320 its reverse (23542451), we get a palindrome (177787771).
The spelling of 154245320 in words is "one hundred fifty-four million, two hundred forty-five thousand, three hundred twenty".
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