Base | Representation |
---|---|
bin | 101100110101010010… |
… | …010000101001011001 |
3 | 11121020212022020120122 |
4 | 230311102100221121 |
5 | 1242041441310411 |
6 | 34040425403025 |
7 | 3322630341251 |
oct | 546522205131 |
9 | 147225266518 |
10 | 48138619481 |
11 | 19462aa5347 |
12 | 93b5639475 |
13 | 470223b534 |
14 | 248943a961 |
15 | 13bb2649db |
hex | b35490a59 |
48138619481 has 8 divisors (see below), whose sum is σ = 48371385600. Its totient is φ = 47906035408.
The previous prime is 48138619423. The next prime is 48138619493. The reversal of 48138619481 is 18491683184.
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 48138619481 - 210 = 48138618457 is a prime.
It is a super-2 number, since 2×481386194812 (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 (48138619681) 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, 500375 + ... + 588771.
It is an arithmetic number, because the mean of its divisors is an integer number (6046423200).
Almost surely, 248138619481 is an apocalyptic number.
It is an amenable number.
48138619481 is a deficient number, since it is larger than the sum of its proper divisors (232766119).
48138619481 is a wasteful number, since it uses less digits than its factorization.
48138619481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91023.
The product of its digits is 1327104, while the sum is 53.
The spelling of 48138619481 in words is "forty-eight billion, one hundred thirty-eight million, six hundred nineteen thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •