Base | Representation |
---|---|
bin | 1001101010110111… |
… | …00111110111100011 |
3 | 111101210112111021120 |
4 | 10311123213313203 |
5 | 41112444312211 |
6 | 2215045423323 |
7 | 242435115453 |
oct | 46533476743 |
9 | 14353474246 |
10 | 5191400931 |
11 | 22244573a2 |
12 | 100a70ab43 |
13 | 6496c4b92 |
14 | 373685d63 |
15 | 205b62d06 |
hex | 1356e7de3 |
5191400931 has 8 divisors (see below), whose sum is σ = 6947410944. Its totient is φ = 3448162440.
The previous prime is 5191400899. The next prime is 5191400939. The reversal of 5191400931 is 1390041915.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5191400931 - 25 = 5191400899 is a prime.
It is a super-2 number, since 2×51914009312 = 53901287252775333522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 5191400892 and 5191400901.
It is not an unprimeable number, because it can be changed into a prime (5191400939) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3191931 + ... + 3193556.
It is an arithmetic number, because the mean of its divisors is an integer number (868426368).
Almost surely, 25191400931 is an apocalyptic number.
5191400931 is a deficient number, since it is larger than the sum of its proper divisors (1756010013).
5191400931 is a wasteful number, since it uses less digits than its factorization.
5191400931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6385761.
The product of its (nonzero) digits is 4860, while the sum is 33.
The square root of 5191400931 is about 72051.3770236211. The cubic root of 5191400931 is about 1731.5227030425.
The spelling of 5191400931 in words is "five billion, one hundred ninety-one million, four hundred thousand, nine hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •