Base | Representation |
---|---|
bin | 1000011001010… |
… | …01100001000001 |
3 | 11220111221110001 |
4 | 10030221201001 |
5 | 121012042031 |
6 | 10553240001 |
7 | 1513412440 |
oct | 414514101 |
9 | 156457401 |
10 | 70424641 |
11 | 36831091 |
12 | 1b703001 |
13 | 11789bb1 |
14 | 94d2d57 |
15 | 62b1861 |
hex | 4329841 |
70424641 has 4 divisors (see below), whose sum is σ = 80485312. Its totient is φ = 60363972.
The previous prime is 70424623. The next prime is 70424657. The reversal of 70424641 is 14642407.
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 a cyclic number.
It is not a de Polignac number, because 70424641 - 213 = 70416449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70424611) 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, 5030325 + ... + 5030338.
It is an arithmetic number, because the mean of its divisors is an integer number (20121328).
Almost surely, 270424641 is an apocalyptic number.
It is an amenable number.
70424641 is a deficient number, since it is larger than the sum of its proper divisors (10060671).
70424641 is a wasteful number, since it uses less digits than its factorization.
70424641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10060670.
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 70424641 is about 8391.9390488730. The cubic root of 70424641 is about 412.9602155901.
The spelling of 70424641 in words is "seventy million, four hundred twenty-four thousand, six hundred forty-one".
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