Base | Representation |
---|---|
bin | 1000011001010… |
… | …00101001101111 |
3 | 11220111202121000 |
4 | 10030220221233 |
5 | 121011433403 |
6 | 10553211343 |
7 | 1513366224 |
oct | 414505157 |
9 | 156452530 |
10 | 70421103 |
11 | 36829465 |
12 | 1b700b53 |
13 | 117883bc |
14 | 94d194b |
15 | 62b07a3 |
hex | 4328a6f |
70421103 has 16 divisors (see below), whose sum is σ = 104456800. Its totient is φ = 46889280.
The previous prime is 70421093. The next prime is 70421107. The reversal of 70421103 is 30112407.
It is not a de Polignac number, because 70421103 - 29 = 70420591 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70421107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42633 + ... + 44253.
It is an arithmetic number, because the mean of its divisors is an integer number (6528550).
Almost surely, 270421103 is an apocalyptic number.
70421103 is a deficient number, since it is larger than the sum of its proper divisors (34035697).
70421103 is a wasteful number, since it uses less digits than its factorization.
70421103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3239 (or 3233 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 70421103 is about 8391.7282486982. The cubic root of 70421103 is about 412.9533000291.
The spelling of 70421103 in words is "seventy million, four hundred twenty-one thousand, one hundred three".
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