Base | Representation |
---|---|
bin | 101110000110110000… |
… | …100011011101000011 |
3 | 11201210010100202011212 |
4 | 232012300203131003 |
5 | 1302341402442311 |
6 | 34424215000335 |
7 | 3401535636326 |
oct | 560660433503 |
9 | 151703322155 |
10 | 49505515331 |
11 | 19aa4633438 |
12 | 97173690ab |
13 | 488c49914c |
14 | 2578bb27bd |
15 | 144b26ac8b |
hex | b86c23743 |
49505515331 has 4 divisors (see below), whose sum is σ = 50439581712. Its totient is φ = 48571448952.
The previous prime is 49505515327. The next prime is 49505515387. The reversal of 49505515331 is 13351550594.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13351550594 = 2 ⋅6675775297.
It is a cyclic number.
It is not a de Polignac number, because 49505515331 - 22 = 49505515327 is a prime.
It is a super-2 number, since 2×495055153312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49505515321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467033111 + ... + 467033216.
It is an arithmetic number, because the mean of its divisors is an integer number (12609895428).
Almost surely, 249505515331 is an apocalyptic number.
49505515331 is a deficient number, since it is larger than the sum of its proper divisors (934066381).
49505515331 is an equidigital number, since it uses as much as digits as its factorization.
49505515331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 934066380.
The product of its (nonzero) digits is 202500, while the sum is 41.
The spelling of 49505515331 in words is "forty-nine billion, five hundred five million, five hundred fifteen thousand, three hundred thirty-one".
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