Base | Representation |
---|---|
bin | 11100100000101111011110 |
3 | 112001201121002 |
4 | 130200233132 |
5 | 3403133032 |
6 | 424110302 |
7 | 120346334 |
oct | 34405736 |
9 | 15051532 |
10 | 7474142 |
11 | 4245485 |
12 | 2605392 |
13 | 1718c90 |
14 | dc7b54 |
15 | 9c9862 |
hex | 720bde |
7474142 has 16 divisors (see below), whose sum is σ = 12157152. Its totient is φ = 3425760.
The previous prime is 7474123. The next prime is 7474153. The reversal of 7474142 is 2414747.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3167 + ... + 4997.
It is an arithmetic number, because the mean of its divisors is an integer number (759822).
Almost surely, 27474142 is an apocalyptic number.
7474142 is a deficient number, since it is larger than the sum of its proper divisors (4683010).
7474142 is a wasteful number, since it uses less digits than its factorization.
7474142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2003.
The product of its digits is 6272, while the sum is 29.
The square root of 7474142 is about 2733.8877080085. The cubic root of 7474142 is about 195.5181660372.
Adding to 7474142 its reverse (2414747), we get a palindrome (9888889).
The spelling of 7474142 in words is "seven million, four hundred seventy-four thousand, one hundred forty-two".
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