Base | Representation |
---|---|
bin | 11100100100101011100010 |
3 | 112002112201120 |
4 | 130210223202 |
5 | 3404142044 |
6 | 424313110 |
7 | 120444351 |
oct | 34445342 |
9 | 15075646 |
10 | 7490274 |
11 | 4256610 |
12 | 2612796 |
13 | 172341c |
14 | dcd998 |
15 | 9ce519 |
hex | 724ae2 |
7490274 has 16 divisors (see below), whose sum is σ = 16342560. Its totient is φ = 2269760.
The previous prime is 7490257. The next prime is 7490297. The reversal of 7490274 is 4720947.
It is a super-2 number, since 2×74902742 = 112208409190152, which contains 22 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56679 + ... + 56810.
It is an arithmetic number, because the mean of its divisors is an integer number (1021410).
Almost surely, 27490274 is an apocalyptic number.
7490274 is an abundant number, since it is smaller than the sum of its proper divisors (8852286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7490274 is a wasteful number, since it uses less digits than its factorization.
7490274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113505.
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 7490274 is about 2736.8364949335. The cubic root of 7490274 is about 195.6587321173.
Adding to 7490274 its reverse (4720947), we get a palindrome (12211221).
The spelling of 7490274 in words is "seven million, four hundred ninety thousand, two hundred seventy-four".
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