Base | Representation |
---|---|
bin | 1000000101111010… |
… | …0001100100001110 |
3 | 12121101111101011222 |
4 | 2001132201210032 |
5 | 13422044401140 |
6 | 555315043342 |
7 | 104554633214 |
oct | 20136414416 |
9 | 5541441158 |
10 | 2172262670 |
11 | a15205106 |
12 | 5075a0552 |
13 | 28806c536 |
14 | 1686dacb4 |
15 | caa8d5b5 |
hex | 817a190e |
2172262670 has 16 divisors (see below), whose sum is σ = 3918637008. Its totient is φ = 867001920.
The previous prime is 2172262667. The next prime is 2172262727. The reversal of 2172262670 is 762622712.
It is a self number, because there is not a number n which added to its sum of digits gives 2172262670.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233096 + ... + 242235.
It is an arithmetic number, because the mean of its divisors is an integer number (244914813).
Almost surely, 22172262670 is an apocalyptic number.
2172262670 is a deficient number, since it is larger than the sum of its proper divisors (1746374338).
2172262670 is a wasteful number, since it uses less digits than its factorization.
2172262670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 475795.
The product of its (nonzero) digits is 28224, while the sum is 35.
The square root of 2172262670 is about 46607.5387678860. The cubic root of 2172262670 is about 1295.1024143449.
The spelling of 2172262670 in words is "two billion, one hundred seventy-two million, two hundred sixty-two thousand, six hundred seventy".
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