Base | Representation |
---|---|
bin | 10001111101111… |
… | …00111110100111 |
3 | 101111121101112220 |
4 | 20332330332213 |
5 | 302041023143 |
6 | 22542243423 |
7 | 3510050100 |
oct | 1076747647 |
9 | 344541486 |
10 | 150720423 |
11 | 78094537 |
12 | 42586573 |
13 | 252c1aa9 |
14 | 160353a7 |
15 | d372d83 |
hex | 8fbcfa7 |
150720423 has 24 divisors (see below), whose sum is σ = 234661248. Its totient is φ = 85797936.
The previous prime is 150720421. The next prime is 150720439. The reversal of 150720423 is 324027051.
It is not a de Polignac number, because 150720423 - 21 = 150720421 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 150720393 and 150720402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150720421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39790 + ... + 43412.
It is an arithmetic number, because the mean of its divisors is an integer number (9777552).
Almost surely, 2150720423 is an apocalyptic number.
150720423 is a deficient number, since it is larger than the sum of its proper divisors (83940825).
150720423 is a wasteful number, since it uses less digits than its factorization.
150720423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3923 (or 3916 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 150720423 is about 12276.8246301721. The cubic root of 150720423 is about 532.1785527165.
Adding to 150720423 its reverse (324027051), we get a palindrome (474747474).
The spelling of 150720423 in words is "one hundred fifty million, seven hundred twenty thousand, four hundred twenty-three".
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