Base | Representation |
---|---|
bin | 1011111010010… |
… | …0101100011111 |
3 | 10111000010000211 |
4 | 2332210230133 |
5 | 100242121123 |
6 | 4542433251 |
7 | 1144430110 |
oct | 276445437 |
9 | 114003024 |
10 | 49957663 |
11 | 26221a28 |
12 | 14892827 |
13 | a472062 |
14 | 68c6207 |
15 | 45bc40d |
hex | 2fa4b1f |
49957663 has 8 divisors (see below), whose sum is σ = 58309632. Its totient is φ = 41909496.
The previous prime is 49957657. The next prime is 49957681. The reversal of 49957663 is 36675994.
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 49957663 - 221 = 47860511 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49957693) 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, 75595 + ... + 76252.
It is an arithmetic number, because the mean of its divisors is an integer number (7288704).
Almost surely, 249957663 is an apocalyptic number.
49957663 is a deficient number, since it is larger than the sum of its proper divisors (8351969).
49957663 is a wasteful number, since it uses less digits than its factorization.
49957663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151901.
The product of its digits is 1224720, while the sum is 49.
The square root of 49957663 is about 7068.0734999008. The cubic root of 49957663 is about 368.2991399410.
The spelling of 49957663 in words is "forty-nine million, nine hundred fifty-seven thousand, six hundred sixty-three".
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