Base | Representation |
---|---|
bin | 111001011110… |
… | …0011101101101 |
3 | 2002200212102212 |
4 | 1302330131231 |
5 | 30203211302 |
6 | 2553500205 |
7 | 514055423 |
oct | 162743555 |
9 | 62625385 |
10 | 30132077 |
11 | 16010748 |
12 | a111665 |
13 | 6320141 |
14 | 4005113 |
15 | 29a3052 |
hex | 1cbc76d |
30132077 has 4 divisors (see below), whose sum is σ = 30188316. Its totient is φ = 30075840.
The previous prime is 30132061. The next prime is 30132079. The reversal of 30132077 is 77023103.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 24462916 + 5669161 = 4946^2 + 2381^2 .
It is a cyclic number.
It is not a de Polignac number, because 30132077 - 24 = 30132061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30132079) 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, 27308 + ... + 28389.
It is an arithmetic number, because the mean of its divisors is an integer number (7547079).
Almost surely, 230132077 is an apocalyptic number.
It is an amenable number.
30132077 is a deficient number, since it is larger than the sum of its proper divisors (56239).
30132077 is an equidigital number, since it uses as much as digits as its factorization.
30132077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56238.
The product of its (nonzero) digits is 882, while the sum is 23.
The square root of 30132077 is about 5489.2692592002. The cubic root of 30132077 is about 311.1785763223.
The spelling of 30132077 in words is "thirty million, one hundred thirty-two thousand, seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •