Base | Representation |
---|---|
bin | 1000010111101… |
… | …01001000110001 |
3 | 11220010001010222 |
4 | 10023311020301 |
5 | 120433210342 |
6 | 10544502425 |
7 | 1511530106 |
oct | 413651061 |
9 | 156101128 |
10 | 70210097 |
11 | 366a4981 |
12 | 1b61aa15 |
13 | 11713349 |
14 | 9478aad |
15 | 626ced2 |
hex | 42f5231 |
70210097 has 4 divisors (see below), whose sum is σ = 70283376. Its totient is φ = 70136820.
The previous prime is 70210067. The next prime is 70210109. The reversal of 70210097 is 79001207.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 70210097 - 212 = 70206001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70210027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35183 + ... + 37124.
It is an arithmetic number, because the mean of its divisors is an integer number (17570844).
Almost surely, 270210097 is an apocalyptic number.
It is an amenable number.
70210097 is a deficient number, since it is larger than the sum of its proper divisors (73279).
70210097 is an equidigital number, since it uses as much as digits as its factorization.
70210097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73278.
The product of its (nonzero) digits is 882, while the sum is 26.
The square root of 70210097 is about 8379.1465555867. The cubic root of 70210097 is about 412.5404370521.
The spelling of 70210097 in words is "seventy million, two hundred ten thousand, ninety-seven".
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