Base | Representation |
---|---|
bin | 1001110101111101… |
… | …0001011001000000 |
3 | 20211010210201021112 |
4 | 2131133101121000 |
5 | 20402402024413 |
6 | 1114103542452 |
7 | 122322335036 |
oct | 23537213100 |
9 | 6733721245 |
10 | 2642220608 |
11 | 11365124a5 |
12 | 618a5aa28 |
13 | 331536461 |
14 | 1b0cb2556 |
15 | 106e702a8 |
hex | 9d7d1640 |
2642220608 has 28 divisors (see below), whose sum is σ = 5302079820. Its totient is φ = 1306263552.
The previous prime is 2642220583. The next prime is 2642220641. The reversal of 2642220608 is 8060222462.
It can be written as a sum of positive squares in 2 ways, for example, as 222367744 + 2419852864 = 14912^2 + 49192^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226241 + ... + 237632.
Almost surely, 22642220608 is an apocalyptic number.
It is an amenable number.
2642220608 is an abundant number, since it is smaller than the sum of its proper divisors (2659859212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2642220608 is an equidigital number, since it uses as much as digits as its factorization.
2642220608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463974 (or 463964 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 32.
The square root of 2642220608 is about 51402.5350347626. The cubic root of 2642220608 is about 1382.4720460172.
The spelling of 2642220608 in words is "two billion, six hundred forty-two million, two hundred twenty thousand, six hundred eight".
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