Base | Representation |
---|---|
bin | 110101110000011001… |
… | …011101101001100000 |
3 | 12111222121220221121210 |
4 | 311300121131221200 |
5 | 1421202344014310 |
6 | 42303310150120 |
7 | 4112235303264 |
oct | 656031355140 |
9 | 174877827553 |
10 | 57720298080 |
11 | 2252a670295 |
12 | b22a4b2340 |
13 | 559b371043 |
14 | 2b17bca0a4 |
15 | 177c540820 |
hex | d7065da60 |
57720298080 has 96 divisors (see below), whose sum is σ = 181881643104. Its totient is φ = 15386771456.
The previous prime is 57720298073. The next prime is 57720298087. The reversal of 57720298080 is 8089202775.
It is an interprime number because it is at equal distance from previous prime (57720298073) and next prime (57720298087).
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57720298087) 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 15 ways as a sum of consecutive naturals, for example, 1486594 + ... + 1524926.
It is an arithmetic number, because the mean of its divisors is an integer number (1894600449).
Almost surely, 257720298080 is an apocalyptic number.
It is an amenable number.
57720298080 is an abundant number, since it is smaller than the sum of its proper divisors (124161345024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57720298080 is a wasteful number, since it uses less digits than its factorization.
57720298080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41488 (or 41480 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 48.
The spelling of 57720298080 in words is "fifty-seven billion, seven hundred twenty million, two hundred ninety-eight thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •