Base | Representation |
---|---|
bin | 1011010011000… |
… | …0110010010100 |
3 | 10022011110000201 |
4 | 2310300302110 |
5 | 44112320443 |
6 | 4411350244 |
7 | 1113525604 |
oct | 264606224 |
9 | 108143021 |
10 | 47385748 |
11 | 24825683 |
12 | 13a52384 |
13 | 9a81507 |
14 | 6416c04 |
15 | 426034d |
hex | 2d30c94 |
47385748 has 6 divisors (see below), whose sum is σ = 82925066. Its totient is φ = 23692872.
The previous prime is 47385733. The next prime is 47385781. The reversal of 47385748 is 84758374.
It can be written as a sum of positive squares in only one way, i.e., 25220484 + 22165264 = 5022^2 + 4708^2 .
It is a super-2 number, since 2×473857482 = 4490818227039008, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47385698 and 47385707.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5923215 + ... + 5923222.
Almost surely, 247385748 is an apocalyptic number.
It is an amenable number.
47385748 is a deficient number, since it is larger than the sum of its proper divisors (35539318).
47385748 is a wasteful number, since it uses less digits than its factorization.
47385748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11846441 (or 11846439 counting only the distinct ones).
The product of its digits is 752640, while the sum is 46.
The square root of 47385748 is about 6883.7306745688. The cubic root of 47385748 is about 361.8672223484.
The spelling of 47385748 in words is "forty-seven million, three hundred eighty-five thousand, seven hundred forty-eight".
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