Base | Representation |
---|---|
bin | 1011101111111… |
… | …0110011111111 |
3 | 10102201120222210 |
4 | 2323332303333 |
5 | 100103400312 |
6 | 4520111503 |
7 | 1135600146 |
oct | 273766377 |
9 | 112646883 |
10 | 49278207 |
11 | 258a84a0 |
12 | 14605593 |
13 | a294a04 |
14 | 678a75d |
15 | 44d5e3c |
hex | 2efecff |
49278207 has 8 divisors (see below), whose sum is σ = 71677440. Its totient is φ = 29865560.
The previous prime is 49278169. The next prime is 49278209. The reversal of 49278207 is 70287294.
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 49278207 - 212 = 49274111 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49278209) 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, 746607 + ... + 746672.
It is an arithmetic number, because the mean of its divisors is an integer number (8959680).
Almost surely, 249278207 is an apocalyptic number.
49278207 is a deficient number, since it is larger than the sum of its proper divisors (22399233).
49278207 is a wasteful number, since it uses less digits than its factorization.
49278207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1493293.
The product of its (nonzero) digits is 56448, while the sum is 39.
The square root of 49278207 is about 7019.8438016811. The cubic root of 49278207 is about 366.6218116848.
The spelling of 49278207 in words is "forty-nine million, two hundred seventy-eight thousand, two hundred seven".
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