Base | Representation |
---|---|
bin | 10000111111100… |
… | …11010010110010 |
3 | 100221020111201112 |
4 | 20133303102302 |
5 | 242443214130 |
6 | 22051233322 |
7 | 3350456114 |
oct | 1037632262 |
9 | 327214645 |
10 | 142554290 |
11 | 7351716a |
12 | 3b8a8842 |
13 | 236c2b68 |
14 | 14d0b3b4 |
15 | c7ad495 |
hex | 87f34b2 |
142554290 has 16 divisors (see below), whose sum is σ = 262058112. Its totient is φ = 55808304.
The previous prime is 142554289. The next prime is 142554301. The reversal of 142554290 is 92455241.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151184 + ... + 152123.
It is an arithmetic number, because the mean of its divisors is an integer number (16378632).
Almost surely, 2142554290 is an apocalyptic number.
142554290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142554290 is a deficient number, since it is larger than the sum of its proper divisors (119503822).
142554290 is a wasteful number, since it uses less digits than its factorization.
142554290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303361.
The product of its (nonzero) digits is 14400, while the sum is 32.
The square root of 142554290 is about 11939.6101276382. The cubic root of 142554290 is about 522.3882868240.
The spelling of 142554290 in words is "one hundred forty-two million, five hundred fifty-four thousand, two hundred ninety".
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