Base | Representation |
---|---|
bin | 110101001100110100… |
… | …100011111111000100 |
3 | 12110110000210111202210 |
4 | 311030310203333010 |
5 | 1413442044002043 |
6 | 42124145103420 |
7 | 4061400035232 |
oct | 651464437704 |
9 | 173400714683 |
10 | 57123422148 |
11 | 222537565a1 |
12 | b0a2627b70 |
13 | 55047ca410 |
14 | 2a9c817952 |
15 | 1744e3d633 |
hex | d4cd23fc4 |
57123422148 has 24 divisors (see below), whose sum is σ = 143540907328. Its totient is φ = 17576437536.
The previous prime is 57123422131. The next prime is 57123422149. The reversal of 57123422148 is 84122432175.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (57123422149) 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 7 ways as a sum of consecutive naturals, for example, 183087736 + ... + 183088047.
Almost surely, 257123422148 is an apocalyptic number.
It is an amenable number.
57123422148 is an abundant number, since it is smaller than the sum of its proper divisors (86417485180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57123422148 is a wasteful number, since it uses less digits than its factorization.
57123422148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366175803 (or 366175801 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The spelling of 57123422148 in words is "fifty-seven billion, one hundred twenty-three million, four hundred twenty-two thousand, one hundred forty-eight".
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