Base | Representation |
---|---|
bin | 10001111000110… |
… | …11001010101000 |
3 | 101110100201101101 |
4 | 20330123022220 |
5 | 301403321030 |
6 | 22520131144 |
7 | 3501316555 |
oct | 1074331250 |
9 | 343321341 |
10 | 150057640 |
11 | 77781587 |
12 | 42306ab4 |
13 | 2511c205 |
14 | 15d01a2c |
15 | d2917ca |
hex | 8f1b2a8 |
150057640 has 32 divisors (see below), whose sum is σ = 357491880. Its totient is φ = 56492032.
The previous prime is 150057613. The next prime is 150057643. The reversal of 150057640 is 46750051.
It can be written as a sum of positive squares in 4 ways, for example, as 110292004 + 39765636 = 10502^2 + 6306^2 .
It is a junction number, because it is equal to n+sod(n) for n = 150057599 and 150057608.
It is not an unprimeable number, because it can be changed into a prime (150057643) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 109657 + ... + 111016.
Almost surely, 2150057640 is an apocalyptic number.
150057640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
150057640 is an abundant number, since it is smaller than the sum of its proper divisors (207434240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
150057640 is a wasteful number, since it uses less digits than its factorization.
150057640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220701 (or 220697 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 28.
The square root of 150057640 is about 12249.8016310469. The cubic root of 150057640 is about 531.3973332535.
The spelling of 150057640 in words is "one hundred fifty million, fifty-seven thousand, six hundred forty".
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