Base | Representation |
---|---|
bin | 100011001011… |
… | …000000101110 |
3 | 122100102122202 |
4 | 203023000232 |
5 | 4330021032 |
6 | 525341502 |
7 | 141240611 |
oct | 43130056 |
9 | 18312582 |
10 | 9220142 |
11 | 5228258 |
12 | 3107892 |
13 | 1baa909 |
14 | 1320178 |
15 | c21d62 |
hex | 8cb02e |
9220142 has 8 divisors (see below), whose sum is σ = 13888800. Its totient is φ = 4590544.
The previous prime is 9220117. The next prime is 9220147. The reversal of 9220142 is 2410229.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×92201422 = 170022037000328, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9220147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9167 + ... + 10122.
It is an arithmetic number, because the mean of its divisors is an integer number (1736100).
Almost surely, 29220142 is an apocalyptic number.
9220142 is a deficient number, since it is larger than the sum of its proper divisors (4668658).
9220142 is a wasteful number, since it uses less digits than its factorization.
9220142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19530.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 9220142 is about 3036.4686726525. The cubic root of 9220142 is about 209.6907162967.
The spelling of 9220142 in words is "nine million, two hundred twenty thousand, one hundred forty-two".
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