Base | Representation |
---|---|
bin | 110101011111110101… |
… | …001110000011001111 |
3 | 12111021020221022101021 |
4 | 311133311032003033 |
5 | 1420120221032201 |
6 | 42215541055011 |
7 | 4102322005561 |
oct | 653765160317 |
9 | 174236838337 |
10 | 57442361551 |
11 | 223a7796483 |
12 | b1713b7467 |
13 | 55558c9963 |
14 | 2accd1b331 |
15 | 1762e3dea1 |
hex | d5fd4e0cf |
57442361551 has 8 divisors (see below), whose sum is σ = 57690843840. Its totient is φ = 57193947552.
The previous prime is 57442361549. The next prime is 57442361573. The reversal of 57442361551 is 15516324475.
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 57442361551 - 21 = 57442361549 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57442361498 and 57442361507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57442371551) 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, 2400321 + ... + 2424133.
It is an arithmetic number, because the mean of its divisors is an integer number (7211355480).
Almost surely, 257442361551 is an apocalyptic number.
57442361551 is a deficient number, since it is larger than the sum of its proper divisors (248482289).
57442361551 is a wasteful number, since it uses less digits than its factorization.
57442361551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34145.
The product of its digits is 504000, while the sum is 43.
The spelling of 57442361551 in words is "fifty-seven billion, four hundred forty-two million, three hundred sixty-one thousand, five hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •