Base | Representation |
---|---|
bin | 100111111101101… |
… | …010000110010001 |
3 | 1201201121122022010 |
4 | 213331222012101 |
5 | 2333120142031 |
6 | 150310333133 |
7 | 22420640364 |
oct | 4775520621 |
9 | 1651548263 |
10 | 670474641 |
11 | 314513581 |
12 | 16865a1a9 |
13 | a8ba2475 |
14 | 650900db |
15 | 3dcde246 |
hex | 27f6a191 |
670474641 has 16 divisors (see below), whose sum is σ = 943419200. Its totient is φ = 422376768.
The previous prime is 670474627. The next prime is 670474661. The reversal of 670474641 is 146474076.
It is a happy number.
It is not a de Polignac number, because 670474641 - 215 = 670441873 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 670474641.
It is not an unprimeable number, because it can be changed into a prime (670474621) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7815 + ... + 37443.
It is an arithmetic number, because the mean of its divisors is an integer number (58963700).
Almost surely, 2670474641 is an apocalyptic number.
It is an amenable number.
670474641 is a deficient number, since it is larger than the sum of its proper divisors (272944559).
670474641 is a wasteful number, since it uses less digits than its factorization.
670474641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30048.
The product of its (nonzero) digits is 112896, while the sum is 39.
The square root of 670474641 is about 25893.5250786756. The cubic root of 670474641 is about 875.2405938664.
The spelling of 670474641 in words is "six hundred seventy million, four hundred seventy-four thousand, six hundred forty-one".
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