Base | Representation |
---|---|
bin | 101101111010001001… |
… | …011111100111111111 |
3 | 11201020101021002100002 |
4 | 231322021133213333 |
5 | 1301423222340224 |
6 | 34351220224515 |
7 | 3363356441210 |
oct | 557211374777 |
9 | 151211232302 |
10 | 49293949439 |
11 | 199a6170899 |
12 | 967853b13b |
13 | 48576c2627 |
14 | 2558a5d407 |
15 | 14378c99ae |
hex | b7a25f9ff |
49293949439 has 16 divisors (see below), whose sum is σ = 58959833088. Its totient is φ = 40294945152.
The previous prime is 49293949421. The next prime is 49293949447. The reversal of 49293949439 is 93494939294.
It is not a de Polignac number, because 49293949439 - 212 = 49293945343 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 (49293949339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400007 + ... + 508520.
It is an arithmetic number, because the mean of its divisors is an integer number (3684989568).
Almost surely, 249293949439 is an apocalyptic number.
49293949439 is a deficient number, since it is larger than the sum of its proper divisors (9665883649).
49293949439 is a wasteful number, since it uses less digits than its factorization.
49293949439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 908894.
The product of its digits is 68024448, while the sum is 65.
The spelling of 49293949439 in words is "forty-nine billion, two hundred ninety-three million, nine hundred forty-nine thousand, four hundred thirty-nine".
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