Base | Representation |
---|---|
bin | 1000011000110… |
… | …00100111001001 |
3 | 11220101102110121 |
4 | 10030120213021 |
5 | 121002333101 |
6 | 10551543241 |
7 | 1513003534 |
oct | 414304711 |
9 | 156342417 |
10 | 70355401 |
11 | 36794066 |
12 | 1b68ab21 |
13 | 1176451c |
14 | 94b5a1b |
15 | 629b0a1 |
hex | 43189c9 |
70355401 has 8 divisors (see below), whose sum is σ = 74567304. Its totient is φ = 66151680.
The previous prime is 70355377. The next prime is 70355407. The reversal of 70355401 is 10455307.
It can be written as a sum of positive squares in 4 ways, for example, as 44355600 + 25999801 = 6660^2 + 5099^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70355401 - 27 = 70355273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (70355407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31791 + ... + 33931.
It is an arithmetic number, because the mean of its divisors is an integer number (9320913).
Almost surely, 270355401 is an apocalyptic number.
It is an amenable number.
70355401 is a deficient number, since it is larger than the sum of its proper divisors (4211903).
70355401 is a wasteful number, since it uses less digits than its factorization.
70355401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4091.
The product of its (nonzero) digits is 2100, while the sum is 25.
The square root of 70355401 is about 8387.8126469301. The cubic root of 70355401 is about 412.8248333298.
It can be divided in two parts, 70355 and 401, that added together give a square (70756 = 2662).
The spelling of 70355401 in words is "seventy million, three hundred fifty-five thousand, four hundred one".
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