Base | Representation |
---|---|
bin | 10000111011110… |
… | …10010111101110 |
3 | 100220022100022002 |
4 | 20131322113232 |
5 | 242331341430 |
6 | 22032452302 |
7 | 3343324103 |
oct | 1035722756 |
9 | 326270262 |
10 | 142058990 |
11 | 73209027 |
12 | 3b6aa092 |
13 | 2357b598 |
14 | 14c1caaa |
15 | c711845 |
hex | 877a5ee |
142058990 has 8 divisors (see below), whose sum is σ = 255706200. Its totient is φ = 56823592.
The previous prime is 142058989. The next prime is 142058993. The reversal of 142058990 is 99850241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142058993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7102940 + ... + 7102959.
It is an arithmetic number, because the mean of its divisors is an integer number (31963275).
Almost surely, 2142058990 is an apocalyptic number.
142058990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142058990 is a deficient number, since it is larger than the sum of its proper divisors (113647210).
142058990 is a wasteful number, since it uses less digits than its factorization.
142058990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14205906.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 142058990 is about 11918.8501962228. The cubic root of 142058990 is about 521.7825780374.
The spelling of 142058990 in words is "one hundred forty-two million, fifty-eight thousand, nine hundred ninety".
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