Base | Representation |
---|---|
bin | 11100010101101101000110 |
3 | 111222102120201 |
4 | 130111231012 |
5 | 3400211214 |
6 | 423121114 |
7 | 120100462 |
oct | 34255506 |
9 | 14872521 |
10 | 7428934 |
11 | 4214517 |
12 | 25a319a |
13 | 1701526 |
14 | db54a2 |
15 | 9bb274 |
hex | 715b46 |
7428934 has 8 divisors (see below), whose sum is σ = 11444688. Its totient is φ = 3614040.
The previous prime is 7428929. The next prime is 7428937. The reversal of 7428934 is 4398247.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a junction number, because it is equal to n+sod(n) for n = 7428893 and 7428902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7428937) 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, 50122 + ... + 50269.
It is an arithmetic number, because the mean of its divisors is an integer number (1430586).
Almost surely, 27428934 is an apocalyptic number.
7428934 is a gapful number since it is divisible by the number (74) formed by its first and last digit.
7428934 is a deficient number, since it is larger than the sum of its proper divisors (4015754).
7428934 is a wasteful number, since it uses less digits than its factorization.
7428934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100430.
The product of its digits is 48384, while the sum is 37.
The square root of 7428934 is about 2725.6070883383. The cubic root of 7428934 is about 195.1231656700.
The spelling of 7428934 in words is "seven million, four hundred twenty-eight thousand, nine hundred thirty-four".
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