Base | Representation |
---|---|
bin | 11011101000001111110101 |
3 | 111121222011200 |
4 | 123220033311 |
5 | 3323231431 |
6 | 415123113 |
7 | 115363602 |
oct | 33501765 |
9 | 14558150 |
10 | 7242741 |
11 | 40a7640 |
12 | 2513499 |
13 | 166785c |
14 | d676a9 |
15 | 980ee6 |
hex | 6e83f5 |
7242741 has 24 divisors (see below), whose sum is σ = 11512800. Its totient is φ = 4351200.
The previous prime is 7242737. The next prime is 7242751. The reversal of 7242741 is 1472427.
7242741 = T54 + T55 + ... + T351.
It is a happy number.
It is not a de Polignac number, because 7242741 - 22 = 7242737 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7242751) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14506 + ... + 14996.
It is an arithmetic number, because the mean of its divisors is an integer number (479700).
Almost surely, 27242741 is an apocalyptic number.
It is an amenable number.
7242741 is a deficient number, since it is larger than the sum of its proper divisors (4270059).
7242741 is a wasteful number, since it uses less digits than its factorization.
7242741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 657 (or 654 counting only the distinct ones).
The product of its digits is 3136, while the sum is 27.
The square root of 7242741 is about 2691.2341035295. The cubic root of 7242741 is about 193.4792157633.
The spelling of 7242741 in words is "seven million, two hundred forty-two thousand, seven hundred forty-one".
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