Base | Representation |
---|---|
bin | 111111111100101… |
… | …100001110011010 |
3 | 2202202210122222200 |
4 | 333330230032122 |
5 | 4144123440034 |
6 | 254243231030 |
7 | 35405165454 |
oct | 7774541632 |
9 | 2682718880 |
10 | 1072874394 |
11 | 500678459 |
12 | 25b378476 |
13 | 141374127 |
14 | a26bb2d4 |
15 | 642c8a99 |
hex | 3ff2c39a |
1072874394 has 12 divisors (see below), whose sum is σ = 2324561226. Its totient is φ = 357624792.
The previous prime is 1072874371. The next prime is 1072874449. The reversal of 1072874394 is 4934782701.
It can be written as a sum of positive squares in only one way, i.e., 1065173769 + 7700625 = 32637^2 + 2775^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29802049 + ... + 29802084.
Almost surely, 21072874394 is an apocalyptic number.
1072874394 is an abundant number, since it is smaller than the sum of its proper divisors (1251686832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1072874394 is a wasteful number, since it uses less digits than its factorization.
1072874394 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59604141 (or 59604138 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The square root of 1072874394 is about 32754.7613943378. The cubic root of 1072874394 is about 1023.7241771407.
The spelling of 1072874394 in words is "one billion, seventy-two million, eight hundred seventy-four thousand, three hundred ninety-four".
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