Base | Representation |
---|---|
bin | 10010011010001… |
… | …01010001101110 |
3 | 101202120120111100 |
4 | 21031011101232 |
5 | 304013040210 |
6 | 23153503530 |
7 | 3553404666 |
oct | 1115052156 |
9 | 352516440 |
10 | 154424430 |
11 | 7a1943a6 |
12 | 43871ba6 |
13 | 25cbaa04 |
14 | 1671b1a6 |
15 | d8555c0 |
hex | 934546e |
154424430 has 48 divisors (see below), whose sum is σ = 425125584. Its totient is φ = 38757120.
The previous prime is 154424429. The next prime is 154424441. The reversal of 154424430 is 34424451.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 154424394 and 154424403.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48936 + ... + 51995.
It is an arithmetic number, because the mean of its divisors is an integer number (8856783).
Almost surely, 2154424430 is an apocalyptic number.
154424430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
154424430 is an abundant number, since it is smaller than the sum of its proper divisors (270701154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154424430 is a wasteful number, since it uses less digits than its factorization.
154424430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100961 (or 100958 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 154424430 is about 12426.7626516322. The cubic root of 154424430 is about 536.5028116635.
Adding to 154424430 its reverse (34424451), we get a palindrome (188848881).
The spelling of 154424430 in words is "one hundred fifty-four million, four hundred twenty-four thousand, four hundred thirty".
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