Base | Representation |
---|---|
bin | 11101000100101001111010 |
3 | 112100012101020 |
4 | 131010221322 |
5 | 3422334432 |
6 | 431203310 |
7 | 121531236 |
oct | 35045172 |
9 | 15305336 |
10 | 7621242 |
11 | 4335a52 |
12 | 2676536 |
13 | 176ac15 |
14 | 10255c6 |
15 | a0822c |
hex | 744a7a |
7621242 has 16 divisors (see below), whose sum is σ = 16044960. Its totient is φ = 2406672.
The previous prime is 7621217. The next prime is 7621249. The reversal of 7621242 is 2421267.
It is a super-3 number, since 3×76212423 (a number of 22 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (7621249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33313 + ... + 33540.
It is an arithmetic number, because the mean of its divisors is an integer number (1002810).
Almost surely, 27621242 is an apocalyptic number.
7621242 is an abundant number, since it is smaller than the sum of its proper divisors (8423718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7621242 is a wasteful number, since it uses less digits than its factorization.
7621242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66877.
The product of its digits is 1344, while the sum is 24.
The square root of 7621242 is about 2760.6597037665. The cubic root of 7621242 is about 196.7925186362.
The spelling of 7621242 in words is "seven million, six hundred twenty-one thousand, two hundred forty-two".
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