Base | Representation |
---|---|
bin | 1000000101100100… |
… | …0000000111010000 |
3 | 12121021202211020220 |
4 | 2001121000013100 |
5 | 13421212034203 |
6 | 555224033040 |
7 | 104536423332 |
oct | 20131000720 |
9 | 5537684226 |
10 | 2170814928 |
11 | a14406427 |
12 | 507002780 |
13 | 287983599 |
14 | 168441452 |
15 | ca8a4653 |
hex | 816401d0 |
2170814928 has 40 divisors (see below), whose sum is σ = 5788843776. Its totient is φ = 700262400.
The previous prime is 2170814861. The next prime is 2170815001. The reversal of 2170814928 is 8294180712.
It is a self number, because there is not a number n which added to its sum of digits gives 2170814928.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727953 + ... + 730928.
Almost surely, 22170814928 is an apocalyptic number.
It is an amenable number.
2170814928 is an abundant number, since it is smaller than the sum of its proper divisors (3618028848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2170814928 is a wasteful number, since it uses less digits than its factorization.
2170814928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1458923 (or 1458917 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 42.
The square root of 2170814928 is about 46592.0049793953. The cubic root of 2170814928 is about 1294.8146359413.
The spelling of 2170814928 in words is "two billion, one hundred seventy million, eight hundred fourteen thousand, nine hundred twenty-eight".
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