Base | Representation |
---|---|
bin | 11100101011000… |
… | …101101100010101 |
3 | 1020112012020220120 |
4 | 130223011230111 |
5 | 1441122320212 |
6 | 115422422153 |
7 | 14630631111 |
oct | 3453055425 |
9 | 1215166816 |
10 | 481057557 |
11 | 2275a9732 |
12 | 115131959 |
13 | 78882156 |
14 | 47c64741 |
15 | 2c37588c |
hex | 1cac5b15 |
481057557 has 4 divisors (see below), whose sum is σ = 641410080. Its totient is φ = 320705036.
The previous prime is 481057547. The next prime is 481057559. The reversal of 481057557 is 755750184.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 481057557 - 27 = 481057429 is a prime.
It is a super-3 number, since 3×4810575573 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (481057559) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80176257 + ... + 80176262.
It is an arithmetic number, because the mean of its divisors is an integer number (160352520).
Almost surely, 2481057557 is an apocalyptic number.
It is an amenable number.
481057557 is a deficient number, since it is larger than the sum of its proper divisors (160352523).
481057557 is a wasteful number, since it uses less digits than its factorization.
481057557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160352522.
The product of its (nonzero) digits is 196000, while the sum is 42.
The square root of 481057557 is about 21933.0243468611. The cubic root of 481057557 is about 783.5481336191.
The spelling of 481057557 in words is "four hundred eighty-one million, fifty-seven thousand, five hundred fifty-seven".
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