Base | Representation |
---|---|
bin | 10000111011110… |
… | …01110001100110 |
3 | 100220022012221201 |
4 | 20131321301212 |
5 | 242331302200 |
6 | 22032433114 |
7 | 3343314016 |
oct | 1035716146 |
9 | 326265851 |
10 | 142056550 |
11 | 73207209 |
12 | 3b6a879a |
13 | 2357a43c |
14 | 14c1bc46 |
15 | c710c6a |
hex | 8779c66 |
142056550 has 12 divisors (see below), whose sum is σ = 264225276. Its totient is φ = 56822600.
The previous prime is 142056547. The next prime is 142056553. The reversal of 142056550 is 55650241.
It is an interprime number because it is at equal distance from previous prime (142056547) and next prime (142056553).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142056553) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1420516 + ... + 1420615.
It is an arithmetic number, because the mean of its divisors is an integer number (22018773).
Almost surely, 2142056550 is an apocalyptic number.
142056550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142056550 is a deficient number, since it is larger than the sum of its proper divisors (122168726).
142056550 is a wasteful number, since it uses less digits than its factorization.
142056550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2841143 (or 2841138 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 142056550 is about 11918.7478369164. The cubic root of 142056550 is about 521.7795906475.
It can be divided in two parts, 1420 and 56550, that added together give a triangular number (57970 = T340).
The spelling of 142056550 in words is "one hundred forty-two million, fifty-six thousand, five hundred fifty".
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