Base | Representation |
---|---|
bin | 1011000111110101… |
… | …0100000101010010 |
3 | 21201002000020111102 |
4 | 2301331110011102 |
5 | 22103310442044 |
6 | 1212132344402 |
7 | 133662344411 |
oct | 26175240522 |
9 | 7632006442 |
10 | 2985640274 |
11 | 12a2352801 |
12 | 6b3a75102 |
13 | 387727466 |
14 | 204749478 |
15 | 1271a924e |
hex | b1f54152 |
2985640274 has 4 divisors (see below), whose sum is σ = 4478460414. Its totient is φ = 1492820136.
The previous prime is 2985640271. The next prime is 2985640289. The reversal of 2985640274 is 4720465892.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1685677249 + 1299963025 = 41057^2 + 36055^2 .
It is not an unprimeable number, because it can be changed into a prime (2985640271) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746410067 + ... + 746410070.
Almost surely, 22985640274 is an apocalyptic number.
2985640274 is a deficient number, since it is larger than the sum of its proper divisors (1492820140).
2985640274 is a wasteful number, since it uses less digits than its factorization.
2985640274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1492820139.
The product of its (nonzero) digits is 967680, while the sum is 47.
The square root of 2985640274 is about 54641.0127468370. The cubic root of 2985640274 is about 1439.9447435716.
The spelling of 2985640274 in words is "two billion, nine hundred eighty-five million, six hundred forty thousand, two hundred seventy-four".
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