Base | Representation |
---|---|
bin | 100111111110011… |
… | …001110100111101 |
3 | 1201201222120110212 |
4 | 213332121310331 |
5 | 2333142421031 |
6 | 150314442205 |
7 | 22422413351 |
oct | 4776316475 |
9 | 1651876425 |
10 | 670670141 |
11 | 314637449 |
12 | 168733365 |
13 | a8c4044b |
14 | 65101461 |
15 | 3dd2c12b |
hex | 27f99d3d |
670670141 has 4 divisors (see below), whose sum is σ = 670730784. Its totient is φ = 670609500.
The previous prime is 670670137. The next prime is 670670197. The reversal of 670670141 is 141076076.
It is a happy number.
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, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 670670141 - 22 = 670670137 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 670670098 and 670670107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (670676141) 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, 8495 + ... + 37596.
It is an arithmetic number, because the mean of its divisors is an integer number (167682696).
Almost surely, 2670670141 is an apocalyptic number.
It is an amenable number.
670670141 is a deficient number, since it is larger than the sum of its proper divisors (60643).
670670141 is a wasteful number, since it uses less digits than its factorization.
670670141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60642.
The product of its (nonzero) digits is 7056, while the sum is 32.
The square root of 670670141 is about 25897.2998785588. The cubic root of 670670141 is about 875.3256544575.
The spelling of 670670141 in words is "six hundred seventy million, six hundred seventy thousand, one hundred forty-one".
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