Base | Representation |
---|---|
bin | 1101001110000011010… |
… | …11101100101000000100 |
3 | 1121102102102222202122120 |
4 | 12213001223230220010 |
5 | 24420221040224443 |
6 | 544355524525540 |
7 | 44550006666312 |
oct | 6470153545004 |
9 | 1542372882576 |
10 | 454221023748 |
11 | 1656a7a21028 |
12 | 740458508b0 |
13 | 33aa9a3814b |
14 | 17dad33d0b2 |
15 | bc36b22083 |
hex | 69c1aeca04 |
454221023748 has 24 divisors (see below), whose sum is σ = 1073264868480. Its totient is φ = 149490463200.
The previous prime is 454221023743. The next prime is 454221023761. The reversal of 454221023748 is 847320122454.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (454221023741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239567103 + ... + 239568998.
It is an arithmetic number, because the mean of its divisors is an integer number (44719369520).
Almost surely, 2454221023748 is an apocalyptic number.
It is an amenable number.
454221023748 is an abundant number, since it is smaller than the sum of its proper divisors (619043844732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454221023748 is a wasteful number, since it uses less digits than its factorization.
454221023748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479136187 (or 479136185 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 42.
The spelling of 454221023748 in words is "four hundred fifty-four billion, two hundred twenty-one million, twenty-three thousand, seven hundred forty-eight".
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