Base | Representation |
---|---|
bin | 11110011010000010000001 |
3 | 112222222002012 |
4 | 132122002001 |
5 | 4020032240 |
6 | 442502305 |
7 | 124515623 |
oct | 36320201 |
9 | 15888065 |
10 | 7970945 |
11 | 4554764 |
12 | 2804995 |
13 | 1861148 |
14 | 10b6c13 |
15 | a76b65 |
hex | 79a081 |
7970945 has 8 divisors (see below), whose sum is σ = 9614400. Its totient is φ = 6343920.
The previous prime is 7970927. The next prime is 7970951. The reversal of 7970945 is 5490797.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7970945 - 26 = 7970881 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3011 + ... + 5000.
It is an arithmetic number, because the mean of its divisors is an integer number (1201800).
Almost surely, 27970945 is an apocalyptic number.
It is an amenable number.
7970945 is a deficient number, since it is larger than the sum of its proper divisors (1643455).
7970945 is a wasteful number, since it uses less digits than its factorization.
7970945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8215.
The product of its (nonzero) digits is 79380, while the sum is 41.
The square root of 7970945 is about 2823.2862058247. The cubic root of 7970945 is about 199.7575812846.
The spelling of 7970945 in words is "seven million, nine hundred seventy thousand, nine hundred forty-five".
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