Base | Representation |
---|---|
bin | 1000010111111… |
… | …11110101110010 |
3 | 11220012021021201 |
4 | 10023333311302 |
5 | 120441111223 |
6 | 10545441414 |
7 | 1512101656 |
oct | 413776562 |
9 | 156167251 |
10 | 70253938 |
11 | 36724907 |
12 | 1b64026a |
13 | 1172a2a1 |
14 | 948aa66 |
15 | 627aead |
hex | 42ffd72 |
70253938 has 8 divisors (see below), whose sum is σ = 107369388. Its totient is φ = 34464144.
The previous prime is 70253917. The next prime is 70253941. The reversal of 70253938 is 83935207.
It can be written as a sum of positive squares in 2 ways, for example, as 69006249 + 1247689 = 8307^2 + 1117^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 70253897 and 70253906.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331281 + ... + 331492.
Almost surely, 270253938 is an apocalyptic number.
70253938 is a deficient number, since it is larger than the sum of its proper divisors (37115450).
70253938 is a wasteful number, since it uses less digits than its factorization.
70253938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 662828.
The product of its (nonzero) digits is 45360, while the sum is 37.
The square root of 70253938 is about 8381.7622252125. The cubic root of 70253938 is about 412.6262861578.
The spelling of 70253938 in words is "seventy million, two hundred fifty-three thousand, nine hundred thirty-eight".
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