Base | Representation |
---|---|
bin | 1011110111101… |
… | …1111001000011 |
3 | 10110200121202202 |
4 | 2331323321003 |
5 | 100221244111 |
6 | 4535103415 |
7 | 1143132620 |
oct | 275737103 |
9 | 113617682 |
10 | 49790531 |
11 | 261183aa |
12 | 14811b6b |
13 | a413c6b |
14 | 6881347 |
15 | 4587b3b |
hex | 2f7be43 |
49790531 has 8 divisors (see below), whose sum is σ = 58114560. Its totient is φ = 41769288.
The previous prime is 49790527. The next prime is 49790537. The reversal of 49790531 is 13509794.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49790531 - 22 = 49790527 is a prime.
It is a super-2 number, since 2×497905312 = 4958193954523922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49790537) 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 7 ways as a sum of consecutive naturals, for example, 75341 + ... + 75998.
It is an arithmetic number, because the mean of its divisors is an integer number (7264320).
Almost surely, 249790531 is an apocalyptic number.
49790531 is a deficient number, since it is larger than the sum of its proper divisors (8324029).
49790531 is a wasteful number, since it uses less digits than its factorization.
49790531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151393.
The product of its (nonzero) digits is 34020, while the sum is 38.
The square root of 49790531 is about 7056.2405712957. The cubic root of 49790531 is about 367.8879695014.
The spelling of 49790531 in words is "forty-nine million, seven hundred ninety thousand, five hundred thirty-one".
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