Base | Representation |
---|---|
bin | 10101110101100011110001… |
… | …01000000110000110000001 |
3 | 20022000122101111202020000001 |
4 | 22322301320220012012001 |
5 | 22243223431041132141 |
6 | 250043550010000001 |
7 | 13054212241403032 |
oct | 1272617050060601 |
9 | 208018344666001 |
10 | 48019758145921 |
11 | 14334079667821 |
12 | 5476673a16001 |
13 | 20a4322716813 |
14 | bc0250c84a89 |
15 | 584186577a31 |
hex | 2bac78a06181 |
48019758145921 has 4 divisors (see below), whose sum is σ = 48019805562672. Its totient is φ = 48019710729172.
The previous prime is 48019758145871. The next prime is 48019758145973. The reversal of 48019758145921 is 12954185791084.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 48019758145921 - 29 = 48019758145409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48019758145981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22155391 + ... + 24226036.
It is an arithmetic number, because the mean of its divisors is an integer number (12004951390668).
Almost surely, 248019758145921 is an apocalyptic number.
It is an amenable number.
48019758145921 is a deficient number, since it is larger than the sum of its proper divisors (47416751).
48019758145921 is a wasteful number, since it uses less digits than its factorization.
48019758145921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47416750.
The product of its (nonzero) digits is 29030400, while the sum is 64.
The spelling of 48019758145921 in words is "forty-eight trillion, nineteen billion, seven hundred fifty-eight million, one hundred forty-five thousand, nine hundred twenty-one".
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