Base | Representation |
---|---|
bin | 1000010111100… |
… | …11011101011001 |
3 | 11220002200201110 |
4 | 10023303131121 |
5 | 120433000400 |
6 | 10544410533 |
7 | 1511501061 |
oct | 413633531 |
9 | 156080643 |
10 | 70203225 |
11 | 3669a7a4 |
12 | 1b616a49 |
13 | 11710191 |
14 | 94763a1 |
15 | 626ae50 |
hex | 42f3759 |
70203225 has 24 divisors (see below), whose sum is σ = 116485600. Its totient is φ = 37307520.
The previous prime is 70203223. The next prime is 70203241. The reversal of 70203225 is 52230207.
It is not a de Polignac number, because 70203225 - 21 = 70203223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (70203223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21501 + ... + 24549.
Almost surely, 270203225 is an apocalyptic number.
70203225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
70203225 is a deficient number, since it is larger than the sum of its proper divisors (46282375).
70203225 is a wasteful number, since it uses less digits than its factorization.
70203225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3369 (or 3364 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 70203225 is about 8378.7364799234. The cubic root of 70203225 is about 412.5269771154.
The spelling of 70203225 in words is "seventy million, two hundred three thousand, two hundred twenty-five".
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