Base | Representation |
---|---|
bin | 1000010110110… |
… | …11100010001100 |
3 | 11212220201021221 |
4 | 10023123202030 |
5 | 120421331403 |
6 | 10542333124 |
7 | 1510612264 |
oct | 413334214 |
9 | 155821257 |
10 | 70105228 |
11 | 36633106 |
12 | 1b58a1a4 |
13 | 116a76ab |
14 | 944c7a4 |
15 | 624bdbd |
hex | 42db88c |
70105228 has 12 divisors (see below), whose sum is σ = 122783472. Its totient is φ = 35024240.
The previous prime is 70105207. The next prime is 70105253. The reversal of 70105228 is 82250107.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943 + ... + 11878.
It is an arithmetic number, because the mean of its divisors is an integer number (10231956).
Almost surely, 270105228 is an apocalyptic number.
It is an amenable number.
70105228 is a deficient number, since it is larger than the sum of its proper divisors (52678244).
70105228 is a wasteful number, since it uses less digits than its factorization.
70105228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14192 (or 14190 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 25.
The square root of 70105228 is about 8372.8864795840. The cubic root of 70105228 is about 412.3349383059.
The spelling of 70105228 in words is "seventy million, one hundred five thousand, two hundred twenty-eight".
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