Base | Representation |
---|---|
bin | 101101000110101110… |
… | …110011000111101001 |
3 | 11122000021001122010121 |
4 | 231012232303013221 |
5 | 1243141404012020 |
6 | 34125443043241 |
7 | 3333113241250 |
oct | 550656630751 |
9 | 148007048117 |
10 | 48431313385 |
11 | 195a3239634 |
12 | 9477670521 |
13 | 474aa7b9b0 |
14 | 24b626b797 |
15 | 13d6ccdbaa |
hex | b46bb31e9 |
48431313385 has 32 divisors (see below), whose sum is σ = 72044017920. Its totient is φ = 30434842368.
The previous prime is 48431313383. The next prime is 48431313397. The reversal of 48431313385 is 58331313484.
It is not a de Polignac number, because 48431313385 - 21 = 48431313383 is a prime.
It is not an unprimeable number, because it can be changed into a prime (48431313383) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319642 + ... + 446131.
It is an arithmetic number, because the mean of its divisors is an integer number (2251375560).
Almost surely, 248431313385 is an apocalyptic number.
It is an amenable number.
48431313385 is a deficient number, since it is larger than the sum of its proper divisors (23612704535).
48431313385 is a wasteful number, since it uses less digits than its factorization.
48431313385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 765937.
The product of its digits is 414720, while the sum is 43.
Subtracting 48431313385 from its reverse (58331313484), we obtain a palindrome (9900000099).
The spelling of 48431313385 in words is "forty-eight billion, four hundred thirty-one million, three hundred thirteen thousand, three hundred eighty-five".
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