Base | Representation |
---|---|
bin | 101100001110101011… |
… | …001101111100111011 |
3 | 11112120201102011202022 |
4 | 230032223031330323 |
5 | 1234230124204434 |
6 | 33452245425055 |
7 | 3300603366302 |
oct | 541653157473 |
9 | 145521364668 |
10 | 47490850619 |
11 | 1916038aa83 |
12 | 925470b18b |
13 | 462ac88c54 |
14 | 24273bb439 |
15 | 137e45d22e |
hex | b0eacdf3b |
47490850619 has 4 divisors (see below), whose sum is σ = 47658663096. Its totient is φ = 47323038144.
The previous prime is 47490850601. The next prime is 47490850621. The reversal of 47490850619 is 91605809474.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-47490850619 is a prime.
It is a super-2 number, since 2×474908506192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47490850669) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83905814 + ... + 83906379.
It is an arithmetic number, because the mean of its divisors is an integer number (11914665774).
Almost surely, 247490850619 is an apocalyptic number.
47490850619 is a deficient number, since it is larger than the sum of its proper divisors (167812477).
47490850619 is a wasteful number, since it uses less digits than its factorization.
47490850619 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167812476.
The product of its (nonzero) digits is 2177280, while the sum is 53.
The spelling of 47490850619 in words is "forty-seven billion, four hundred ninety million, eight hundred fifty thousand, six hundred nineteen".
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