Base | Representation |
---|---|
bin | 11011101000110100000001 |
3 | 111122002100110 |
4 | 123220310001 |
5 | 3323320212 |
6 | 415141533 |
7 | 115403421 |
oct | 33506401 |
9 | 14562313 |
10 | 7245057 |
11 | 40a9356 |
12 | 25148a9 |
13 | 1668921 |
14 | d68481 |
15 | 981a3c |
hex | 6e8d01 |
7245057 has 4 divisors (see below), whose sum is σ = 9660080. Its totient is φ = 4830036.
The previous prime is 7245019. The next prime is 7245059. The reversal of 7245057 is 7505427.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 7245057 - 216 = 7179521 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7245059) 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, 1207507 + ... + 1207512.
It is an arithmetic number, because the mean of its divisors is an integer number (2415020).
Almost surely, 27245057 is an apocalyptic number.
It is an amenable number.
7245057 is a deficient number, since it is larger than the sum of its proper divisors (2415023).
7245057 is a wasteful number, since it uses less digits than its factorization.
7245057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2415022.
The product of its (nonzero) digits is 9800, while the sum is 30.
The square root of 7245057 is about 2691.6643550042. The cubic root of 7245057 is about 193.4998364146.
The spelling of 7245057 in words is "seven million, two hundred forty-five thousand, fifty-seven".
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