Base | Representation |
---|---|
bin | 10001000010110… |
… | …11010111001011 |
3 | 100222001011110010 |
4 | 20201123113023 |
5 | 243100334210 |
6 | 22104323003 |
7 | 3354212634 |
oct | 1041332713 |
9 | 328034403 |
10 | 142980555 |
11 | 73788453 |
12 | 3ba73463 |
13 | 23811ba3 |
14 | 14dbc88b |
15 | c844920 |
hex | 885b5cb |
142980555 has 16 divisors (see below), whose sum is σ = 229731840. Its totient is φ = 75935328.
The previous prime is 142980517. The next prime is 142980577. The reversal of 142980555 is 555089241.
142980555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142980555 - 27 = 142980427 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16357 + ... + 23526.
It is an arithmetic number, because the mean of its divisors is an integer number (14358240).
Almost surely, 2142980555 is an apocalyptic number.
142980555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142980555 is a deficient number, since it is larger than the sum of its proper divisors (86751285).
142980555 is a wasteful number, since it uses less digits than its factorization.
142980555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40130.
The product of its (nonzero) digits is 72000, while the sum is 39.
The square root of 142980555 is about 11957.4476791663. The cubic root of 142980555 is about 522.9084495004.
The spelling of 142980555 in words is "one hundred forty-two million, nine hundred eighty thousand, five hundred fifty-five".
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