Base | Representation |
---|---|
bin | 1000011001010… |
… | …00001010100001 |
3 | 11220111122212000 |
4 | 10030220022201 |
5 | 121011402410 |
6 | 10553154213 |
7 | 1513360341 |
oct | 414501241 |
9 | 156448760 |
10 | 70419105 |
11 | 36827a09 |
12 | 1b6bb969 |
13 | 11787513 |
14 | 94d0d21 |
15 | 62aedc0 |
hex | 43282a1 |
70419105 has 32 divisors (see below), whose sum is σ = 129513600. Its totient is φ = 36259776.
The previous prime is 70419101. The next prime is 70419127. The reversal of 70419105 is 50191407.
It is not a de Polignac number, because 70419105 - 22 = 70419101 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (70419101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5079 + ... + 12908.
It is an arithmetic number, because the mean of its divisors is an integer number (4047300).
Almost surely, 270419105 is an apocalyptic number.
It is an amenable number.
70419105 is a deficient number, since it is larger than the sum of its proper divisors (59094495).
70419105 is a wasteful number, since it uses less digits than its factorization.
70419105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18030 (or 18024 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 27.
The square root of 70419105 is about 8391.6092020542. The cubic root of 70419105 is about 412.9493945308.
The spelling of 70419105 in words is "seventy million, four hundred nineteen thousand, one hundred five".
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