Base | Representation |
---|---|
bin | 1011011101010100… |
… | …10000111011001111 |
3 | 120212201012122001210 |
4 | 11232222100323033 |
5 | 100044243243211 |
6 | 2454224505503 |
7 | 305304142131 |
oct | 55652207317 |
9 | 16781178053 |
10 | 6151540431 |
11 | 2677425413 |
12 | 123817b293 |
13 | 7705b6b6a |
14 | 424db9051 |
15 | 2600bd9a6 |
hex | 16ea90ecf |
6151540431 has 8 divisors (see below), whose sum is σ = 8202484864. Its totient is φ = 4100811480.
The previous prime is 6151540403. The next prime is 6151540477. The reversal of 6151540431 is 1340451516.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 6151540431 - 25 = 6151540399 is a prime.
It is a super-2 number, since 2×61515404312 = 75682899348455331522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6151540481) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 32550 + ... + 115596.
It is an arithmetic number, because the mean of its divisors is an integer number (1025310608).
Almost surely, 26151540431 is an apocalyptic number.
6151540431 is a deficient number, since it is larger than the sum of its proper divisors (2050944433).
6151540431 is a wasteful number, since it uses less digits than its factorization.
6151540431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107741.
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 6151540431 is about 78431.7565211949. The cubic root of 6151540431 is about 1832.2917559681.
Adding to 6151540431 its reverse (1340451516), we get a palindrome (7491991947).
The spelling of 6151540431 in words is "six billion, one hundred fifty-one million, five hundred forty thousand, four hundred thirty-one".
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