Base | Representation |
---|---|
bin | 11100100011100000… |
… | …010100010101100110 |
3 | 2221010210001000100010 |
4 | 130203200110111212 |
5 | 1000243033224132 |
6 | 22030223431050 |
7 | 2133536326026 |
oct | 344340242546 |
9 | 87123030303 |
10 | 30660445542 |
11 | 120040275a1 |
12 | 5b38155486 |
13 | 2b7816568c |
14 | 16ac047a86 |
15 | be6ad66cc |
hex | 723814566 |
30660445542 has 8 divisors (see below), whose sum is σ = 61320891096. Its totient is φ = 10220148512.
The previous prime is 30660445469. The next prime is 30660445579. The reversal of 30660445542 is 24554406603.
It is a sphenic number, since it is the product of 3 distinct primes.
30660445542 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 30660445542.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2555037123 + ... + 2555037134.
It is an arithmetic number, because the mean of its divisors is an integer number (7665111387).
Almost surely, 230660445542 is an apocalyptic number.
30660445542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30660445542 is a wasteful number, since it uses less digits than its factorization.
30660445542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5110074262.
The product of its (nonzero) digits is 345600, while the sum is 39.
The spelling of 30660445542 in words is "thirty billion, six hundred sixty million, four hundred forty-five thousand, five hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •