Base | Representation |
---|---|
bin | 1011101010011111… |
… | …1111110101101010 |
3 | 22002012121200101212 |
4 | 2322213333311222 |
5 | 22403022003044 |
6 | 1234405113122 |
7 | 140406314465 |
oct | 27247776552 |
9 | 8065550355 |
10 | 3131047274 |
11 | 1367438183 |
12 | 7346b87a2 |
13 | 3ab8a88c4 |
14 | 219b9a2dc |
15 | 134d2ca9e |
hex | ba9ffd6a |
3131047274 has 8 divisors (see below), whose sum is σ = 4703678148. Its totient is φ = 1563154560.
The previous prime is 3131047261. The next prime is 3131047291. The reversal of 3131047274 is 4727401313.
It can be written as a sum of positive squares in 2 ways, for example, as 3129619249 + 1428025 = 55943^2 + 1195^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 3131047274.
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, 1182887 + ... + 1185530.
Almost surely, 23131047274 is an apocalyptic number.
3131047274 is a deficient number, since it is larger than the sum of its proper divisors (1572630874).
3131047274 is a wasteful number, since it uses less digits than its factorization.
3131047274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2369080.
The product of its (nonzero) digits is 14112, while the sum is 32.
The square root of 3131047274 is about 55955.7617587322. The cubic root of 3131047274 is about 1462.9513193907.
Adding to 3131047274 its reverse (4727401313), we get a palindrome (7858448587).
The spelling of 3131047274 in words is "three billion, one hundred thirty-one million, forty-seven thousand, two hundred seventy-four".
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